Boku no Tsuma wa Kanjou ga Nai

Takuma was an office guy who worked there and then came back but he got no one to take care of him. He brought a robot that could cook and do housework for him, Mina-Chan was a housekeeper who could take of him. He a feelings for her and slowly they get close to each other. As time started Takuma fell in love with Mina and their strange love story started.