When shy and lonely corporate slave Kei Satou applied to live in a sharehouse, all he wanted was to make friends. Now he lives with a tsundere snow woman, a boyish yet gorgeous Medusa, and a shockingly cute incubus! They have some reservations about humans, though. Will Kei manage to break out of his shell and forge deeper bonds with his new housemates? Or will they ravish him first…?