Hana Aoyama

Four men and women who have never met before are brought together by a man in charge of an underground business. It was supposed to be a simple job, but someone's betrayal puts their lives in danger. Fleeing their pursuers and hiding in a house in the countryside, they become suspicious of each other as they try to figure out who the traitor is. Furthermore, the female caretaker they kidnapped also begins to behave in a mysterious way...

As punishment for peeping on the busty witch Ms. Yuko, Ichiro Tachibana is mistakenly turned into a tentacled monster by apprentice witch Lily Ramses Futaba. Now in order to survive he needs to absorb energy directly from witches by having sex and filling them with his seed. Luckily, two witches are willing, knowing that if he doesn't he may go berserk and attack other girls.