Yui Maseki, a new coach at the gym, is also an idol. However, her secret relationship with a colleague is discovered by a senior, who blackmails her and forces her to wear a lewd swimsuit to class. This uncensored video reveals her reaction to the situation. The film features creampie, MILF, and amateur elements, with full HD quality that makes the experience feel real. It's an exclusive video that showcases the coach's humiliation and helplessness.