#sibling

A brother teaches his teenage sister how to give a blowjob so she can please her boyfriend.

A teenage boy with a crush on his older step-sister gets a blowjob after she catches him photographing her.

Raw IMVU roleplay chat logs document a woman using a mystical world stone to open rifts between dimensions, summoning an escalating parade of otherworldly beings.

A hungover man wakes up in an otherworldly sanctuary surrounded by succubi and his own sisters, struggling to remember the night before as assassins close in.

A husband agrees to donate sperm to his sister-in-law's fertility clinic after learning her husband is sterile.

A brother and sister struggle to suppress their growing attraction after a secret encounter in a cave.

Whitney wakes up sore and reflects on finally feeling like she is something, contrasting her past as an inactive dreamer who lived vicariously through her twin brother Tommy's school life.

A college student home for spring break discovers his younger sister is also home, leading to an unexpected romantic and sexual encounter.

A college guy's routine relationship with his trans girlfriend is disrupted when her older trans sister shows up unannounced.

An unfinished Pokemon fanfic intro following a brother and sister waking up to a chaotic morning, apparently leading into a daycare-based narrative.

An adolescent boy begins a taboo sexual relationship with his younger sister after she discovers him wearing their mother's underwear.

A teen boy navigates a tangled web of relationships with two sisters and their friends after an unplanned pregnancy and group encounters.

A teen continues his romantic and sexual relationship with a classmate while navigating the fallout of his younger sister discovering their secret.