Spring of the second year of high school. Kaho has been chosen as a member of the library committee with her "first boyfriend" from junior high school, Hayase, whom she had never spoken to before. An awkward atmosphere fills the air as the two are alone after school. Kaho and Hayase are in an awkward atmosphere when they spend time alone together after school. 'Were we ever together?' ... A sudden question from Hayase-kun with a mysterious smile. The distance between them is too close for them to stop their hearts from racing... and their first love starts up again, full of heart pounding!