[Setsunasamidare (Amasora Taichi)] Boku To Riina Senpai No Himitsu No Bukatsudou ~Mysterious Na Senpai Ga Hatsujou Shite H Ni Muchuu Ni Naru Hanashi~
Betraying Humanity / Chain Corruption Of Mother And SonBetraying Humanity / Chain Corruption Of Mother And Son