Hajime is a 30-year-old man who does things one second faster is than others. Born in Kyoto, Haime works at a post office. A handsome man, he has trouble with his romantic relationships for some reason. He meets and dates a street musician, Sakurako. The day Hajime and Sakurako decide to go on a fireworks date, he wakes up to find that a day has passed without him remembering it. Apparently, the person who knows the secret of the missing day is a woman, Reika who came to the \post office every day to buy stamps...