Mao's boyfriend, who had been with her since junior high school, suddenly disappeared, and when she was looking for him, she ended up repeating the year. In the same class as her was Hachiya, a junior in soccer club. ''I thought he was just a naïve junior, but suddenly he confessed.'' Mao wants to think about her disappeared boyfriend all the time, but her heart is shaken by Hachiya. What is the fate of unbalanced love...?