And so those strange creatures took the world by storm. Humans are being hunted and turned into zombies or used as hosts for parasitic tentacle organisms. As the global epidemic throws the world into panic, Houichi, his close friends, and teachers barricade themselves inside the school. However, the creatures gradually make their way into the campus and start attacking the survivors. Those who are attacked surrender themselves to pleasure and begin to turn…

An average guy is bestowed with the power to possess others’ bodies via a smartphone app. His classmate Miki gets mad at him because she sees him ogling her friend Alisa’s breasts. To get back at Miki, he uses the app’s new feature, scheduled possession, to take over Miki’s body. He does lewd things with her body and records it using her cell phone. He experiences the sensation of peeing and uses her body to his heart’s content. He also possesses the big-breasted Alisa, but despite her mild-mannered personality, by night she’s a bunny girl in a nightclub. Her job is to satisfy men’s sexual desires! What happens next?!