A faceless clan lives in a large mansion, masquerading as nobles. Their caretakers are living dolls who spend their days cleaning up the dirt the tenants leave behind. But there’s a deeper mystery at play… and the secret of the house will be unveiled.

After inheriting his late grandmother’s failing café, Hayato sees it as a bother and plans to sell it for a quick buck. Until he discovers five beautiful girls staying there! When they beg him to keep the café open, Hayato reluctantly gives in. Can he manage the seaside shop while learning to live with these unruly women?

Kashou Minaduki is an aspiring chef who moves away from home to open his own confection shop. While he is unpacking in his new shop, he discovers that two of his family's Nekos, Chocola and Vanilla, came along with him by hiding in cardboard boxes. After the two Nekos convince Kashou to let them stay and live with him, the three of them work together to run his shop, La Soleil. During the story, Kashou receives a couple of visits from his younger sister Shigure and the other four Nekos owned by their family.

Uesugi Ren and his sister Mihato ran away from home because of domestic violence. When they at last reach the city they have a hard time finding work to earn some money. They eventually enter the service of the Kuonji family, making a pledge of absolute loyalty. Thus Ren's days of being a butler to the demanding Kuonji heir begins...