[Ichigo Pants (Kaguyuzu)] Sweet Love Letter (Dagashi Kashi)

Kokonotsu discovers a hidden letter from his father and is devastated to learn that his sweet girlfriend, Hotaru, has been seduced by the older man in his absence, leading to her defloration and pregnancy. Torn between his own deep feelings and Hotaru's innocent gratitude toward her new lover, Kokonotsu is forced to watch the woman he loves welcome the affair with a warm smile.