Meet Meme, the good-for-nothing daughter of the Demon World's mighty Summoners Clan leader. Her dad has kicked her out into the human realm to learn some responsibility, and she needs to find a home! Enter Sentarou Narigane, wealthy landlord of Kuroyuri Apartments. Suffering from the worst case of malaise, Sentarou offers Meme a free apartment on one condition: She has to be his entertainment!