Hentai kazoku: Aniki no yomesan 1984

The film tells a story about a woman and her relationship with the family of her husband's, in particular her husband's younger brother and father-in-law. Her husband, on the other hand, has an affair with a dominatrix and is obsessed in S&M games.

Cast:

Ren Osugi
Shukichi / Father 

Miki Yamaji
Akiko / Daughter 

Kei Shuto
Kazuo / Younger Son 

Shirō Shimomoto
Koichi / Elder Son 

Kaoru Kaze
Yuriko / Koichi's Wife 

Usagi Asō
Barkeeper 

• Abnormal Family