On the anniversary of my mother's father's death, I went back to my hometown to visit the grave. It was an annual event, but unlike every other year, it seemed there was no place for me this time because my father sold the house. As I walked through my hometown at dusk, I ran into my classmates Ryo and Takashi. Ryo was my first love and now she is Takashi's wife. They then invited me to their home with a bang. At that moment, I never thought that the hands of the clock which had stopped while I was still a student would start moving again...