 When Mayu goes to her first day of middle school, she finds that she must sit next to her former elementary school crush, Shinya Amamiya.The memory of when he turned her down on the day of elementary school graduation still plagues Mayu's mind, and she is incapable of making any true effort to speak to him.As Mayu is sitting at the bar, a glass and several cans of pop near her, she begins to reminisce about her first meeting with Shinya, when he helped her find her mother.