Seishun, Shikkaku.

A second-year student at a music high school, Aine Misabashi, has unspoken feelings for her childhood friend Riko Shirota. She confides in her close friend Hime (Ayu Yasou) but struggles to reveal her true emotions. During this moment of reflection, Aine begins to understand her own heart. As her youthful feelings shift, a story of a complex and intense love unfolds. The narrative explores the emotional depth of the characters, portraying a sensitive and intricate depiction of the relationships between boys and girls.