Shiratori Ryuushi, a young artist-in-training about to start his studies at a vocational school, moves into the Narutakisou boarding house. He quickly becomes the center of attention for the house’s eccentric residents. During his stay he meets and falls in love with the landlady, Aoba Kozue, who appears both lovely and charming. However, Kozue is not what she seems; she hides deeper layers beneath her surface.