Onegai♪ Goshujin-sama!

Saku has taken over his grandfather's house. It looks old but he likes it. But his grandfather's maid says, "To take over this house, you will need to hire at least five maids." He likes maids but he has no time. He recruits them randomly and hires five maids including a broken maid robot, his childhood friend, a sealed off devil...?