Tsuma no imōto: Ikenai yokujō

2003· 60 min·

Yusuke is having an affair with a female colleague because his sex life with his wife, Jitsuko, has become stale. One day, upon returning home, he finds his wife's younger sister Mai in the bath. After becoming aroused by peeking at her bursting, naked body, Yusuke finds himself being aggressively pursued by Jitsuko...

Cast: Syoko Mikami, Motoko Sasaki, Yuka Kato

Director: Kinya Ogawa