My grandfather fell into a critical condition, and my childhood friend and boyfriend, who got a job in Tokyo, returned to his hometown (Tohoku) for the first time in five years. Since he left for Tokyo, we gradually lost contact and our relationship could no longer be called a relationship of lovers. When we met again after a long time, we both wanted to make up for the five years of the gap. Then, my grandfather's condition suddenly worsened, and he was infected with Sasaramosara...