Itsuka, Kazoku ni Naru made

Takaomi is a single father, raising his only son. For some reason, he is persistently being hit on by his colleague, Nomura, who so happens to be able to do both work and housework. Taking overly good care of them, Nomura repeatedly visits Takaomi’s house uninvited and proposes that Takaomi should go out with him, telling him all about the...