JUFD-372: The Lewd Instructor's Lustful Butt Ejaculation Control - Reiko Kobayakawa

About this work

There’s said to be a fitness gym reputed to be able to give any slack man the body he’s aiming for if he joins... Reiko, who works as an instructor at what appears to be an ordinary gym, was using a secret member-management method to make members pursue strict body transformation. The method was to use her glossy butt as bait, make members wear chastity belts, and give the “reward” of ejaculation only to those who produced results. Day after day the members dream of ejaculation and keep training relentlessly at the gym...