A masochistic family's wife

Maki is traumatized after suffering domestic violence from her husband, whom she previously married. After that, she was living her life to become a strong woman, but she was proposed to by Satoru, aged 10, whom she met at work, and remarried. Satoru is kind and doesn't even want sex because Maki doesn't like men. They end up living with him at his family home, but Maki realizes that the reason Satoru doesn't wants is not because of kindness, but because of the masochistic nature that circulates through his family...