Somewhere in Tokyo. A quiet residential area. A couple from the Tsujimoto family who live in a detached house that is luxurious for their youth. It was about the time when the second year of marriage was about to pass. A little bit, married life, night life, etc... You'll be able to have doubts. It's not a rut or a period of boredom, but it's a feeling that doesn't make sense. Meanwhile, my husband came home early, which was rare. I wondered what he was talking about...