Inkou Kyoushi no Sai* Seikatsu Shidouroku (Series)

An episodic story that follows the sexual exploits of Fukama, a sleazy teacher who gets ahold of a notebook called the Sex Life Guidance Notebook, which has supernatural powers. When its user writes the name of a person and acts the user wants them to perform, the target is hypnotized to comply with the user's orders. Fukama uses this book to have his way with various female students he lusts after, stealing them from their love interests who are unaware of what he's doing. Each episode focuses on a different female character that Fukama hypnotizes.