Directed by: Noboru Tanaka
Actors: Ako, Rie Kitahara, Yuki Yoshizawa
Also known as: Hard scandal: sei no hyoryu-sha (Japan; original title)
Yudo is a high school student that spends every night in clubs and starts joining a crowd that leads him into drugs and deliquency.
His parents don't really take notice of this because all their time is spent getting new partners for their swingers' parties.
One day, when he is shoplifting, a young woman helps him. He follows her, fascinated, only to enter a all new world filles with new delights.
Delights of carnal nature, but also of those regarding his desired genre. He becomes both a lover and a sister to that girl.