Semen Demon (2005)
Original title: 変態家族 新妻淫乱責め
Semen Demon is a 2005 Japanese-language fantasy movie directed by Akira Fukamachi, with a running time of 56m. It stars Reiko Yamaguchi, Kanae Mizuhara and Yumeka Sasaki.
Akiko's new husband possessed by a demon or is he just a pervert? And what's up with her father-in-law and his insatiable desire for her? Something is definitely wrong with the family, and only an exorcist can help!