Azuma, who works at a rental service company for real mannequins, is at a loss. Due to a delivery problem, the mannequins could not be delivered, and complaints are coming in like a mountain. Unable to bear seeing her husband like that, his wife Rin steps in to solve the problem. "Send me as a mannequin! It'll be fine... leave it to me!" However... the place where Rin is sent as a mannequin... is the home of an incredibly mother-obsessed guy...