Oh no! An intelligent young man is getting stressed out studying for his university entrance exams. Luckily his big sister Rae has been experimenting on a mindfulness app and lets him try it out before bed. When he activates it, strangely it just consists of entrancing beats, flashing words, and hyperfeminine dickgirls being fucked and humiliated. Stranger still, he just can't... look... away... When she wakes up, her hair is longer? She has confusing memories about going to university and getting a job? She has boobies? Luckily Rae is there to explain that her intelligence was making her miserable so she begged Rae to turn her into a girl and look after her forever as her bimbo sissy housewife. After showing Sephie her new name and body, Rae offers to fill her boypussy up with her nice thick cock. Luckily the mindfulness app had a module on Sissy Sex Ed 101... Content warning: gender/sexuality slurs