JUFE-530 My girlfriend's younger sister was extremely violent, so I soaked her white whipped body in an aphrodisiac and trained her to squirt and urinal! Azu Amatsuki

Miyata, who is sloppy with women and money, has a girlfriend who he can treat as he sees fit, but he learns that her younger sister is Miyata's best friend. Miyata, who plans to somehow make it his own, breaks into Azu's room one night while she is sleeping and blackmails her using an erotic video of his older sister that he had taken for fun. Azusa resists, but she gets carried away and allows herself to be fucked. Later...Miyata calls Azu to his home and begins training her with an aphrodisiac to make her into a meat urinal...