In a secluded village hidden from all maps, Hayato and Hikaru uncover a taboo secret: a daily ritual where sudden erections summon curses unless immediately released. The alluring village chief's wife seduces them into this intoxicating custom, where desire wards off evil and passion becomes survival. Surrounded by sultry village girls eager to share the ritual, their stay turns into a sensual journey of dark temptation and forbidden pleasures. Will they succumb or escape?