Kotarō Azumi and Akane Mizuno are two middle school students at Kawagoe Academy in Kawagoe, Saitama. Upon entering their third and final year, they join their school track club: Kotarō as an equipment manager and Akane as a runner. Both struggle with social situations: Kotarō is a bookworm with an affinity for Osamu Dazai who is reluctant to reveal his own writings to other people, while Akane often squishes a plushie to curb her anxiety. The two end up in the same class together, but are too embarrassed to talk to each other...