Due to a certain incident, Mizuki ended up in a friends-with-benefits relationship with her daughter’s friend, Hinata. Although she knows that this kind of relationship is not good, she finds herself overwhelmed by Hinata's always proactive nature and ends up giving in. However, at the same time, Mizuki doesn't actually dislike the encounters with Hinata... Is this feeling love or just lust? A thrilling immoral comedy about a married woman and a high school girl swaying in the balance of ethics!