The communicative, corporate animal Kei Sato applies to move into a share house in order to make friends with whom he can have casual conversations.The three people there were Chiyuki Himiiyama (Snow Woman), Meme Janome (Medusa) and Melodrama Incuria (Incubus).This was a share house exclusively for subhumans, who were supposed to be invisible to humans…The share house life begins with a lot of difficulties ahead!