GVH-839 Massive ass spasm squirting and heavy incontinence. Forced to develop bladder control with a fixed vibrator, that arrogant track and field high school girl Yui Tenma

Yui, a high school girl who is good-looking, has excellent grades, and is extremely athletic, secretly works as a father in order to earn money to play.One day, this fact is revealed to the teacher in charge of student guidance.Her weakness is seized, and she ends up wearing a 'fixed vibrator', a pervert teacher's hobby, on the condition that she keep quiet at school and at home...Due to the diuretic aphrodisiac made by a teacher with an abnormal hobby and the pleasure of an extremely thick vibrator, she develops to the point where she can't stop incontinence...#ChinP