A special one-shot story drawn by Kodachi, who wrote "Kahogo na Wakadanna-sama no Amayakashi-kon" Sumi Arimura, 28, is a divorced woman who works at her university's co-op. She had been together with her boyfriend for 4 years filled with nothing but happiness and was about to get married in their 5th year anniversary, and just before the wedding ceremony, she found out that he had been cheating on her. The person who brought back the smile to Sumi, who had been living with a emotionless face, was Takeru Hatano, a third-year university student in the brass band...!? A double bass player college student x a girl in her late 20s who is afraid to fall in love, Girl Meets Music Club ♪