Summary:
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!(Source: Mangaupdates)