Injuu Nerawareta Hanayome  

Bride of Darkness, La fiancée des ténèbres, La novia de la oscuridad, 淫獣 ねらわれた花嫁, Injuh, 淫獣　ねらわれた花嫁

A young servant named Sanshiro is in love with his master's daughter, Momoyo. He struggles with lustful thoughts as he watches her from a hidden spot in her ceiling. On the day when Momoyo's fiancé returns home to take her away, Sanshiro observes their depraved sexual activities involving various members of the household. As time passes, Sanshiro becomes convinced that these strange rituals are meant to summon some kind of demonic force, and he decides to stop Momoyo's fiancé from harming the woman he loves.