Alisa gave birth to Masaki when she was still young. Child-rearing was tough, but her husband was cooperative, and they had a happy home. However, around the time Masaki entered university, her husband's infidelity came to light, and their marital relationship suddenly turned cold. They were no longer like a married couple, and divorce was imminent. Today, at the start of summer vacation, when Masaki was coming back after a long time, Alisa waited for him at the station to tell him about the divorce.
