Big Ass Spasm, Squirting, Mass Incontinence, Fixed Vibrator, Pee-pee Development, Sassy Track And Field Student, Yui Tenma

Yui, a high school girl on the track team who is beautiful, academically excellent, and athletic, secretly does sugar daddy dating for spending money. One day, her homeroom teacher discovers this. With her weakness exposed, she agrees to wear a 'fixed vibrator'—the perverted teacher's hobby—on the condition that he keeps quiet to the school and her family... The teacher's abnormal hobby, an aphrodisiac with diuretic effects, and the pleasure of the thick vibrator develop her to the point where she can't stop wetting herself... #chinP