Ayaka has been married to her husband, a civil servant, for eight years, and they have a son together, living a life without worries. Outsiders think Ayaka is living a happy and fulfilling life. However, this happiness is mundane, boring, and lacks any excitement. In moments like this, Ayaka often remembers her boyfriend she broke up with ten years ago, Hajime. Ayaka loved Hajime very much and thought of no one else but him. But Hajime was focused on his goal of becoming a professional football player, which made Ayaka anxious about their future together. Ultimately, Ayaka decided to break up and choose her current husband, the civil servant. Today, her son forgot to bring his sports gear for training, so Ayaka brought it to him. When she arrived, Ayaka was very surprised to find out that Hajime was her son's football coach. Upon meeting again, old memories rushed back. Both started to contact each other again, the image of the other kept appearing in their minds. Feeling that continuing like this was not okay, they decided to meet once to completely end this matter, to avoid affecting each other's families. They chose Ayaka's house as the meeting place when her husband and children would be away for 8 hours...