A record of how she lost time and fell in love with her classmate who had become a married woman for the three days she returned to her hometown.

On my mother's third anniversary, I was returning to my hometown to visit my grave. This is an annual event, but this year my father sells his house, so unlike usual, it seems there is no place to stay. As I walked around my hometown in twilight, I met my classmates Ryo and Takashi again. Ryo is my first love and now Takashi's wife. Then, I was invited by the two of them and was quickly able to stay at my house. At that time, I had no idea that the clock, which had stopped when I was a student, would start moving...