During her high school reunion, Sahoko reconnects with old friends but is particularly eager to reunite with Aoi Koshiba, her first love and former classmate who is conspicuously absent. Initially drawn to Aoi for social prestige due to being a basketball team star, Sahoko's perception shifts as Aoi leaves the team and a surprising kiss deepens their bond. Aoi's complex family circumstances reveal a deeper need for genuine companionship beyond superficial relationships, sparking a journey towards friendship and potentially something deeper between them.