Okumura has long been concerned about his friend Kota's mother, Yuna. One day, Okumura, who ends up staying at Kota's house, puts his girlfriend Yuna to sleep with her medicine, strips her naked, and films her with his cell phone. Later, Okumura sneaks into Yuna's room and is caught digging through her underwear. He shows her an obscene photo and threatens her, and then proceeds to devour the body of his friend's mother, whom he admired. after that