eri, a female employee working at a certain company, is actually an M sensual girl who works at a high-class M sensual club and makes men addicted to pleasure every night. Not satisfied with that, she kept her boss as a pet and secretly enjoyed obscene play even during the day at the office. One day, a colleague who found an M sensual girl who looked exactly like "eri" on a dating site witnessed "eri" and the department head secretly playing in the office. The man visits the M sensual club where "eri" works as a customer and is tormented by "eri"'s techniques and violated to the bone!