After being confessed to by Hinata that she likes Hazuki, Mizuki is once again troubled by the fact that she is in a friends-with-benefits relationship with her daughter's crush. On the other hand, with the help of her friends, Sanae and others, Hazuki begins to seriously pursue Hinata... A triangle involving a married woman, her daughter, and a high school girl... the ethics are completely disregarded as the situation accelerates!