Sort by
Relevancy

Free Stories

100%
Coco love -first group sex-
I had my first group sex with 3 black guys in a hotel. it was a wild first experiences for me, it was 1 of my fantasy to get gangbang by a group of guys, my ass is still in pain getting fuck hard by them, they stretch my ass really good.... all 3 of them had huge fucking dicks couldn't fit my mouth ... Read full Story
shemale lover 2012-09-23 3,818 Group Sex Cumshot deepthroating cum swallowing
80%
Group Sex
Jan and I have been together now about 4 years but known each other since High School. We are both in our early fifties. We had met a transgendered girl (Gabby) about a year ago and we get together about once a month and enjoy each other’s company, going out playing and having intimacy together. Gab... Read full Story
Jon Paul 2021-04-19 2,900 Group Sex Cumshot Bareback Creampie Shemale and Girl Guy Fucks Shemale cum in mouth
100%
Weekend Fantasy
have so many fantasies....the one that gets me lately, is having access to a house out in the middle of nowhere, for a week or weekend, where i can dress up, all day. No one knows of my lustful secret....so the idea of being able to stay this way without thought, gets me so hard and such in the moo... Read full Story
martley 2020-07-20 4,731 solo Amateur Group Sex Masturbation Big Cock Lingerie domination Sex Toys Homemade self sucking cum in mouth double anal shemale + shemale
50%
Pa-mie sex-agénaire
Luxure frénétique d’une pa-mie sex-agénaire; entre rêve et réalité Je n’avais jamais fantasmé de mec viril, même après avoir offert ma virginité; mais à une fabuleuse sissy. Avant mon Ѐre, mes préférences de fantasmes étaient toujours avec des lui-femme glabres, idem concernant mes relations d’aprè... Read full Story
hippocampus_171 2023-07-09 585 anal Amateur Group Sex Guy Fucks Shemale Sex Toys Mature small cock big ass sissy femboy Ass to Mouth
50%
lust of a sex-agenarian nana-pops
Frenzied lust of a sex-agenarian nana-pops; between dream and reality I had never fantasized of a manly man, even after offering my virginity; to a fabulous sissy. Before my new Era, my fantasy preferences were always with glabrous he-she’s, same about my relationships after… BUT BUT BUT… My last t... Read full Story
hippocampus_171 2023-07-09 4,321 anal Small Tits Amateur Group Sex Masturbation Guy Fucks Shemale Sex Toys Mature small cock big ass sissy femboy
100%
2 Traileros
Una noche buscaba divertime con alguien y publique un anuncio donde buscaba a un hombre mayor que me hiciera su putita y le gustara verme vestida. A los 20 minutos un hombre me envio un mensaje diciendome que es camionero y estaria esa noche en la ciudad. Eso me exito mucho y le pregunte donde podri... Read full Story
chz 2018-10-17 4,429 Crossdresser Amateur Group Sex Cumshot Bareback Creampie threesome domination Ass to Mouth cum in mouth
100%
A Perfect Pandemic: A Transsexual Transition in a Troubled Time
A Perfect Pandemic A Transsexual Transition in a Troubled Time A Novelette by Alexandra Rios Text Copyright Reserved © August, 2021 Dedication Transgender Day of Remembrance is a solemn occasion. I am offering “A Perfect Pandemic” for free as an antidote to the fear, phobia, discrimination, d... Read full Story
the greatest liar 2021-11-16 4,683 Teen (18+) Crossdresser Group Sex Big Tits Bareback Creampie Big Cock gangbang domination Guy Fucks Shemale Interracial double anal webcams
100%
Mi aventura brasileña
Por obligaciones profesionales viajo con frecuencia a Brasil, donde la empresa donde trabajo esta construyendo una importante infraestructura marina. En algunas ocasiones cuando terminamos la jornada salimos a cenar algunos compañeros y habitualmente nos hace de cicerone Joao, un joven ingeniero bra... Read full Story
Carly Sand 2020-08-24 2,564 Group Sex Big Cock Guy Fucks Shemale
66%
Dirty Business Trip
Chapter 1: The Transsexual Hotel Encounter "Yes, I am checking in," I said, putting my credit card on the desk. The woman behind the desk took the card and looked at the name. She was about 5 feet 10 inches tall with dark black hair and brown eyes. Her skin was beautifully tanned and he... Read full Story
shemale lover 2012-09-26 12,564 Group Sex Cumshot shemale oral
92%
My Brother's Panties
My brother and I are twins, fraternal not identical. Throughout our lives, no one ever confused us, and furthermore, no one ever thought we were siblings. Growing up I would often get the question, "Kevin, why do you hang out with Jamie so much?" People were always surprised when they lear... Read full Story
shemale lover 2013-01-12 13,456 solo sucking jerking Sex Toys swallowing
100%
Best trip to the mountains
I was driving out to the hills for some solo camping. I was alone since all of my friends had quit on me at the last minute, but i figured i'd just enjoy nature while i had the chance. I was almost through with the four hour drive, and noticed fewer and fewer cars as i got closer to the site. Onc... Read full Story
shemale lover 2012-03-04 3,702 anal shemales Group Sex oral
100%
Gemini Sluts and Gang
My good friend Renee and I had set up a double date gang bang for tonight now that she was finally out of the closet and ready. She has decided that life is too short to remain in the closet and miss out on all the fun. Renee and I have so much in common. Besides loving sex, we both have a fetish f... Read full Story
Regina10 2021-04-09 4,177 Group Sex Big Tits Cumshot Bareback Fetish Blowjob blonde gangbang Lingerie Guy Fucks Shemale Ass to Mouth cum in mouth
100%
Brazilian Discovery Chapter 2
Chapter 02: First days in Brazil The tub was so large that it could have been a small swimming pool. Joan plunged into the water and started to lick Barbara's pussy underwater. When he rubbed the tip of his nose against Barbara's clit, she mightily climaxed several times in a row! Sometimes, inst... Read full Story
shemale lover 2012-08-25 3,489 Group Sex Cumshot oral sex rimjob
91%
My Vancouver get a way....
I was in a different city, where no one knows me, free. My boi hole started to tingle as soon as I realized I could finally prowl the gay scene of a big city, with two and a half days of zero commitments I had little time to waste. I went to the hotel room in Abbotsford and showered, shaved and trie... Read full Story
badbadboi667 2020-12-14 5,946 Crossdresser Amateur Group Sex Bareback Creampie Blowjob gangbang Ass to Mouth cum in mouth
94%
Flight cancelled
I was on my way back from a long business trip to Chattanooga, Tennessee and deciding to hit the airport bar during my layover. As I walked up to the bar I noticed there was only one seat open. I took it. I ordered my favorite drink, an old fashioned neat with makers mark. As I sat there waiting for... Read full Story
Jsmithsub 2019-10-31 24,003 big dick Group Sex Bareback Shemale Fucks Guy Fetish Blowjob Big Cock pissing Ebony domination cum in mouth monster cock gang bang
100%
Steve
So on AFF, I used to be gold but guys will just hit you up, sooo I got hit up by an 8in boy. Wasn't sure I'd want to prep up an 8 so I didn't get all ripped up, but nice profile and a fucks a fuck sometimes. What to wear to get cum in tonight? Still pretty warm, I'll go mini with tighter leotard (mo... Read full Story
smtmsbrianne 2020-09-16 3,228 Crossdresser Amateur Group Sex Cumshot Outdoor Bareback Creampie Big Cock gangbang redhead Guy Fucks Shemale Ass to Mouth cum in mouth
83%
The sissy dreams
Everyday I wake up in a state , halfway between a happy sissy and a closeted white boy. My mind is constantly trapped in that state. Suffering in silence, the people in my life seem to be oblivious to it, I have it well hid. 48 years of fist fights and weed, long hair and leather coats, Oilfield job... Read full Story
badbadboi667 2021-01-04 4,673 Crossdresser Amateur Group Sex Outdoor Bareback Creampie Blowjob Big Cock gangbang domination Homemade Ass to Mouth cum in mouth
100%
Hung Trans Lesbians Fuck Two Ladyboys
Note 1: If you like Transsexuals, Trans Lesbians, Asian Ladyboys, Big Cocks, Extreme Cock Sucking, Anal Fucking, Anal Fisting, Semen Swallowing, Role Play, Orgies, BDSM, Cock Sounding and Foot Fetish this story is for you. Note 2: All the characters are over 21. The names are fictitious, but some... Read full Story
darrell 2022-01-03 3,981 Group Sex Big Tits Cumshot Bareback Fetish Blowjob Big Cock Asian Ladyboy Sex Toys Mature cum in mouth shemale + shemale
40%
Freak House Superstar Come Fest
Kiki and Ty Blaze were doing their thing. They were living on their love and passion, literally. The couple had taken their love, passion and desire to please one another and turned it into their livelihood. They had become stars in the world of underground porn. Their production studio, Nasty Nigga... Read full Story
shemale lover 2012-02-01 6,039 anal shemales Group Sex
100%
Lady and the Cop
A cab pulled up to the front door of the Orbit Lounge bar and three curvaceous figures, Regina, Alice and Rita stepped out, paid the cabbie, and moved gracefully towards the main entrance. They were all so jubilant and any observer would suspect correctly that they were already under the influence. ... Read full Story
Regina10 2018-03-02 2,573 Stockings Group Sex Big Tits Lingerie Guy Fucks Shemale Solo Shemale
92%
MY Party Favor Fantasy
My Party Favor Fantasy A fictional story built around an old fantasy of mine I ran a notice on one of those sex sites that said” Help me fulfill my fantasy and I bet we take care of some of yours also. Hi there, I am Penny and I am a total bottom trans w... Read full Story
pennypenny 2019-01-08 6,950 Stockings Crossdresser Group Sex Cumshot Masturbation Bareback Creampie Fetish threesome Blowjob Big Cock gangbang Lingerie redhead domination Guy Fucks Shemale Sex Toys Ass to Mouth cum in mouth double anal
40%
vince
been gang banget by a group of bikers on my way to vegas..it was like 2.15 am when i pulled of the 15fwy to take a piss because it was hot and i was driving naked got out it was a dirt road and i walked to the bushes and started pissing when all of a sudden a bunch of bikers were rite at my truck i... Read full Story
ima satisfer 2020-06-03 3,935 Group Sex Outdoor Bareback Blowjob Big Cock gangbang Interracial Sex Toys cum in mouth vegas gang bang
100%
HELPLESS TO MY CRAVING FOR BLACK COCK
This is a totally true account of my addiction to meth and its hand in turning me into the he[pless sissy I've become to my weakness for BBC. My name as a regular male is Richie Budd. But by reading this you'll soon realize that nothing is normal. Not only was I Richard Budd. I spent an equal, if ... Read full Story
Tvtrinity 2021-04-07 9,447 Crossdresser Amateur Group Sex gangbang Interracial transgender sissy bbc Black Owned owned white boy pimped force feminised BNWO
100%
Making my CD slut fantasies become real
Having an open mind and saying yes to a TS friends' idea has lead me to discover things I never even knew about myself. I’ve always been into kink, but my adventures as a CD have shown Me that I have filthy perverse cravings to satisfy with people I’ve yet to meet. I enjoy transsexual escorts and th... Read full Story
pinkybrown666 2021-05-20 5,101 Crossdresser Amateur Group Sex Creampie Fetish threesome gangbang Interracial cum in mouth blonde cd
50%
De la pucelle quinquagénaire à la mature disponible...
***Prologue - Confessions: Depuis que j’ai offert ma virginité, je me mets chaque jour un peu plus dans la peau d’une femme. Le petit bled où je vis m’interdit de m’exhiber socialement. Totefois je me suis faite une complice, mon épileuse qui me reçoit après la fermeture . Depuis mon nouveau début,... Read full Story
hippocampus_171 2023-01-11 665 Crossdresser Amateur Group Sex threesome Big Cock Mature Homemade cum in mouth shemale + shemale milfs Foursome Bi
100%
From a 50's virgin to a Mature good for all
***Prologue - Confessions: Every day since I offered my virginity, I put myself in the shoes of a woman. The little town where I live forbids me to show myself socially. However I made myself an accomplice, my epilator who receives me after closing. Since my new beginning, male masturbations are not... Read full Story
hippocampus_171 2023-01-11 4,018 Stockings Crossdresser Amateur Group Sex threesome Big Cock domination Mature foursome Homemade cum in mouth shemale + shemale milfs
0%
Tara's Adventures
Part 1 I had met them on line. Marla 1st then her owner Mistress Olivia. We chatted for well over a year and had met for drinks. They knew of my submissive fem side and we had planned meetings on several occasions but things always developed that upset them. Then a period of time developed whe... Read full Story
shemale lover 2012-08-11 4,983 anal Group Sex oral domination sissy
85%
BANGING AROUND BANGKOK
BANGING AROUND BANGKOK: THE AMOROUS ADVENTURES OF CAITLIN "MEOW" MORRISON after living and working in Thailand/SE Asia for many years i decided to write an erotic story based on some of the people i have known, venues and places i have been, and the P4P night-scene where i spent way too much... Read full Story
bkkldby 2019-06-17 13,742 first time Teen (18+) Amateur Group Sex Big Tits Cumshot Outdoor Bareback Blowjob Big Cock Asian lesbian public place
100%
True story tv first dogging
I am a mature TV living in the north of the UK. I have been dressing since I was 7 and having nylon led sexual fun since my early teens. The result today I have a very large wardrobe of clothes and shoes, am 100% smooth apart from a landing strip and have manicured nails and shaped eyebrows and with... Read full Story
shemale lover 2012-01-08 3,454 first time shemales Group Sex
90%
My Recent Holiday Treat
I've come to accept that I am a bit of a dirty girl sometimes. Most of the time I think that I could easily fall into be labeled a nerdy, quiet goth girl, book worm and not at all up of current trends. A misfit as I was called in high school. But there's another side of me. A side that craves sexual... Read full Story
Gothtransgirl41 2018-12-04 6,370 Group Sex Bareback Big Cock Ass to Mouth cum in mouth shemale + shemale
75%
The journey down the Rabbit Hole...
Nearly 30 years, living a double life. Sneaking around on two Xwives, several girlfriends, all to play with men.Play,and play and play. Responding to personal adds in the paper at first, then I found the Bath House. Wow, to a closeted homophobic acting oilfield lifestyle kind of guy, who could hide ... Read full Story
badbadboi667 2020-11-24 3,008 Crossdresser Amateur Group Sex Cumshot Outdoor Bareback Blowjob Big Cock gangbang domination Homemade Ass to Mouth
100%
The four of us
Jan and I have been together now about 4 years but known each other since High School. We are both in our early fifties. We had met a transgendered girl (Gabby) about a year ago and we get together about once a month and enjoy each other’s company, going out playing and having intimacy together. Gab... Read full Story
Jon Paul 2021-08-02 3,895 Group Sex Big Tits Cumshot Bareback Creampie Blowjob Big Cock Guy Fucks Shemale Ass to Mouth
100%
I am seeking an open-minded trust worthy lifetime partner...
To all of you who are fakers, jerks, wankers, trolls and pretenders, please moveover cos im not interested in your lies and silly games. Life is too short to those who fool around or so, etc. etc... I am Top and dominant. seeking for my lifetime partner. I know im not perfectly beautiful, not a g... Read full Story
Vurikat 2022-03-29 2,484 Amateur Group Sex Bareback Creampie Shemale Fucks Guy Blowjob Big Cock Ladyboy gangbang domination
81%
First time in Bangkok
If you have read my story about the first time I was with a TS girl then you know my experience was limited to just a few times. So about 4 years ago I went to Thailand to visit my buddy who was working there in a high profile job with the Thai government. We stayed in his apartment on the 40th floo... Read full Story
shemale lover 2015-01-13 13,285 shemales hardcore Group Sex
100%
Vegas Honeymoon to Remember
I had dated my wife (Carmen) for about 6 months before we decided to Marry. One evening we were soaking in the Jacuzzi together and drinking wine. She always wants to try different things, which makes our sex life wonderful. Carmen asked me if I ever had any fantasies. I said I guess like most me... Read full Story
Jon Paul 2018-05-30 20,113 Group Sex Cumshot Bareback threesome Ladyboy Shemale and Girl
62%
Crossdressed Lana - Hannover, Germany
Crossdressed Lana - Hannover, Germany Very Sexy & Compliant Sub-Slut Is Searching For Kinky BDSM Live-Dates At Hannover, Germany!!! I Am Bisexual And Want Men, Woman, Couples And Trans For Outdoor, Swingerclub, Porncinema And Public Sex. I Love To Wear Very Hot & Sexy Clothes Like Lingerie, Stoc... Read full Story
Crossdressed Lana 2020-02-06 3,971 Stockings Crossdresser Group Sex Outdoor Bareback Fetish Blowjob gangbang Lingerie domination Latex Sex Toys double anal
100%
College project surprise
So this story happened while I was still in college and remains without doubt, the craziest, most exciting experience of my life. So I the story begins one day when I walking to class. I went to a big university so my walk was quite long, and the first 1/3 was just through off our campus housin... Read full Story
Jsmithsub 2020-09-16 20,536 Group Sex Bareback Shemale Fucks Guy Fetish threesome Big Cock Ebony domination Ass to Mouth cum in mouth
100%
Slutty Sissy's 2 Loves
Tonight was young and I was already hot and bothered, my ass-pussy was on fire, and I could hardly wait for Bob and John to come over. I had invited them over to fulfill those erotic dreams I am constantly having about the two of them using me like a tool, and I wanted that so bad. I fantasized abou... Read full Story
Regina10 2020-11-23 4,702 Group Sex Big Tits Cumshot Bareback Blowjob Big Cock Ladyboy Lingerie Guy Fucks Shemale pov Ass to Mouth cum in mouth double anal
100%
Reshooting the Scene, Chapter 1
I have been a porn aficionado since I was a teenager. My first dabblings were with Hustler magazine and a *very* hardcore mini-novel called “Her Busted Asshole,” which told the raunchy story of Ginny Cummings’ sexual coming of age. In addition to the very graphic story, it had full color glossy p... Read full Story
Lovelace 2021-06-07 4,238 Bareback threesome Blowjob blonde Big Cock Sex Toys Ass to Mouth
100%
Alessia Travestita Hung Mature Blonde British Porn Star
Alessia Travestita Hung Mature Blonde British Porn Star If you like Transexuals, big cocks, bondage, domination, deep throat, fisting, spit roast, 69, ass fucking, cum swallowing and big loads this story is for you. If not don’t bother reading. If you like my story please leave comments and ... Read full Story
darrell 2022-01-03 4,250 Group Sex Cumshot Bareback Shemale Fucks Guy Blowjob Big Cock gangbang domination Sex Toys Mature cum in mouth shemale + shemale
88%
Alex and Jon
Alex was not beautiful, but had a sexy attractiveness that most could not help but take a second look. This was the case with Jon as he searched adult Friend-Finder ads for someone that would satisfy his desires and dreams of a companion. Alex, a transgendered Filipina girl, had the bronze skin colo... Read full Story
Jon Paul 2022-09-21 5,016 Group Sex Cumshot Bareback Creampie Shemale Fucks Guy Blowjob Asian Ladyboy Guy Fucks Shemale cum in mouth
100%
Lucky Little Slut
Last weekend I wrote to my beautiful TS sister Roxanne to see if she wanted to play. We had done some group sex play a couple of weeks earlier and I was anxious to take it to the next level. She was as excited as I was to get the chance to play again. When she arrived we went to my in-home theatre a... Read full Story
PetiteSlutKimberley 2023-04-18 4,593 ts bbc bareback fucking cd slut Sister Play
100%
Oneness with the bodies
many years went into just fantasizing being with shemales. I was getting hornier day by day to try it out. But being in a relationship there was hardly any room or time for it. I once experienced it in bangkok and confirmed that I really can do it and actually love it. One day suddenly it was br... Read full Story
zyankhaan786 2023-05-30 6,093 Group Sex Bareback Shemale Fucks Guy Big Cock domination big ass cum in mouth double anal
100%
All Hallow's Eve
I was sharing an apartment with sister just off campus and had been racking my brains for a week now, pondering what I was going to do for Halloween. It had been three years now since I followed through on a pact I had made with myself to not let my favorite holiday go by without taking full advanta... Read full Story
shemale lover 2012-10-09 5,778 caressing stroking condom sex
100%
I Give Up
The following story is the first of four parts of a tale that explores the theme of transformation. It is thematically similar others that I have submitted but has a larger narrative arc. I hope you enjoy reading the first portion, Act One & Two. I continue to work on better editing and someone h... Read full Story
ASSEaster5678 2018-09-14 8,750 Cumshot Bareback Shemale Fucks Guy Big Cock Ladyboy
100%
Nunca se Olvida
He tenido la oportunidad de tener sexo con varios hombres, algunos mayores que yo y otros muy chicos, no me fijo en estereotipos o personalidad, solo me gusta disfrutar del sexo..... Pero siempre hay uno que te deja enamorado, Daniel su nombre una persona que conocí por medio de un chat. No pas... Read full Story
Carla Travesti 2020-10-05 2,928 Small Tits Crossdresser Amateur Latina Bareback Fetish Ebony Lingerie Interracial
100%
Sunrise Motel
There's a Motel we know of, my group of friends, kind of secluded, off the main roads; very quiet and somewhere a guy or a girl could appear and disappear with the least of fuss. That's why we chose it. Here's how it works. Our group is an Internet-made friendship, like minded souls who chat abou... Read full Story
shemale lover 2012-09-18 3,886 Cumshot fingering oral sex massage
66%
A Girl's Best Friend
The party was in full swing when Ryanna and her friends arrived. Of course, they were an hour late, since Glenys had gotten lost on the way. The house was out in the back woods; the owners didn't exactly go out of their way to make it easy to find. Their fellow townspeople probably would have frowne... Read full Story
shemale lover 2012-03-06 5,248 Crossdresser Shemale and Girl oral sex condom sex
92%
Southern Hospitality Ch. 04
XtinaSmith2017 Ash awoke feeling cold, he pursed his lips a little and shivered, curling up a little tighter, nude as he was, the action brought little relief from the cool air. He let out a soft murr of discomfort as his mind shook off the cobwebs of lingering dreams, he could see light throug... Read full Story
Gwapo67 2022-05-16 6,380 Big Tits Bareback Creampie Shemale Fucks Guy Blowjob Mature cum in mouth
100%
Tight Spot
XtinaSmith2017 Cody bit his lip as he looked over towards the shop, a little anxious about their planned endeavor but not wanting to come off as uncool to his friends, "Are you sure this is a good idea?" he asked. His friends grinned and laughed, playfully nudging him as they made their way ... Read full Story
Gwapo67 2022-07-22 5,526 Big Tits Bareback Creampie Shemale Fucks Guy Fetish Blowjob Big Cock Lingerie domination cum in mouth
100%
Rebecca
I work at a large restaurant chain in their construction division. I spend my time co-ordinating the construction and remodelling of the stores in our chain. Part of my job includes travelling to locations where restaurants are being built, and ensuring that nothing goes wrong. I was recently in ... Read full Story
shemale lover 2012-07-11 5,261 Blowjob shemale oral sex
57%
Transsexual Actresses Part 1
The adult entertainment market includes thousands of videos and DVD's featuring transsexual actresses. Some of the more popular of these celebrities have their own web pages. Brief profiles of some of these actresses, including a list of their films, appears after the initial list. Adriana Ventur... Read full Story
shemale lover 2011-09-08 8,923 shemale transsexual porn star
50%
Black Mafia - 1975
Bucky Collins downed the last of his whiskey and collected his chips to cash in. His cousin, Don Lee, who served as his driver and bodyguard escorted the Black Mafia attorney-slash-lieutenant to front door. His leisure trip to the Big Apple had been fruitful. Tonight, his winnings totaled $2,300.00.... Read full Story
shemale lover 2012-07-01 3,202 anal sex Creampie shemale oral sex
0%
Lady Denisa's Gang Banged
The young black youth aged eighteen was lying on the bed while I mounted him for the third time that day. I used his cock and muscular body shamefully to bring myself off with no thought for his pleasure. Kenny was my toy boy, an aircraftsman from the base my husband commanded when he wasn't away on... Read full Story
shemale lover 2011-11-22 4,148 shemale oral orgasm
50%
Eric...a Part 2
I was well into my first semester of college. The University I chose was close enough to drive to, but my parents thought it would be a good idea to for me to live on campus. I didn't mind, and actually wanted some freedom. I lived in a single dorm unit and was not having a difficult time of transit... Read full Story
shemale lover 2012-04-18 3,919 anal sex Bareback crossdressing
91%
Southern Hospitality Ch. 02
XtinaSmith2017 Laura felt herself lifted lazily from the arms of sleep, her body relaxed and floating on a small cloud of pleasure, her mind filled with images, sensations, not pulled from whatever dream she had just been having but instead, memories, memories from the night before. Memories of... Read full Story
Gwapo67 2022-05-16 4,327 Bareback Creampie Shemale Fucks Guy Big Cock Mature