Based on the adult game by Syrup: Many Milk. Demons are attacking earth, releasing a field that drives men to wild lust and absorbing the carnal energy that results in order to replenish their strength. Yuuri is chosen by Suzune-sensei to become an Angel Goddess and fight these creatures of darkness. When Suzune-sensei deems Yuuri capable enough to fight on her own, however, things begin to go horribly wrong. The demons have a new creature, capable of besting even an Angel Goddess. But the possessed men aren’t the only ones who want her, and her own gym teacher turns out to be a bigger threat and pervert than she could have dreamed. But she’s not the only one who’s been compromised…!

Tatsuya excelled at all sports during his school years. Now instead of being an athlete, he trains to be a coach at his former teacher’s school Academy Josho. However, the leader of the swimming club Katsumi tried to seduce him in order to improve her results by any means. He opposed her actions, but could it be that the elite players from other clubs also have the same plan!?

Based on the adult manga by Omina Tachibana. When an accident brought their plane down, Shindou got stranded on an island with a few the students and the teacher he is in love with. With him being the only male on the island and all the females getting honey, a harem is in store for our hero.