Inshitsu Otaku ni Ikareru Kanojo - Episode 1

Shuji and her brother are not blood relatives, so nothing interfered with their romantic relationship, except that Shuji was the target of a stalker-maniac who had his own plans for her virginity and her life in general. The maniac used a hidden camera in Shuji's room to film her masturbation and then used the footage to blackmail her. The devil's machine has started...