[DeepL Translation - needs review] Introduction to Volume 1: Masamune Kasama, a young man leading an ordinary life, is visited by a young girl who calls herself Koharu, along with the news of her lover's death. The girl was his five-year-old daughter, left behind by his late girlfriend Yoko. Masamune, who had not known he had a daughter for a long time, was puzzled by the fact. However, touched by Koharu's genuine desire to be with Masamune, whom her mother loved, she decides to live with hi...
