As the end of high school nears, Miyoshi seizes a rare moment to converse privately with Arai, a classmate he barely knows due to Arai's habit of dozing off early in the mornings. With their impending graduation casting a time constraint on their interaction, Miyoshi starts to acknowledge his growing affection for Arai. In contrast, Arai, disinterested in academics and social circles, harbors a single source of happiness in his life...