On the third anniversary of my mother's death, I was returning to my hometown to visit her grave. - It's an annual event, but this year my father is selling his house, so unlike usual, he doesn't have a place to stay. - While walking around his hometown in the twilight, he reunites with his classmates, Ryo and Takashi. - Ryo was my first love and is now Takashi's wife. - Then, I was invited by the two of them, and in no time I was able to stay at their house. - At that time, I had no idea that the hands of the clock that had stopped during my student days would start moving again...