Igarashi (Shota Kitano) and Hayami (Yashiro Natsume) are on a mission as agents of an anti-terrorism organization. While conducting an undercover investigation at Oshima Hospital, they discover a suspected illegal drug, mooncakes, but are trapped by the clinic's director, Oshima. What awaits them is the imprisonment of Oshima's female subordinates. The Pleasure Hell attacks two people with similar past experiences—