A flashback shows Takt Asahina father's funeral and the period later when he was living with Anna and her sister Cosette. For years, Takt spent his time tirelessly mastering the piano in his garage, glossing over his own well being and health, concerning both Anna and Cosette. A month-and-a-half before the events of the first episode, Takt discovers Cosette skillfuly playing the piano, shocking him. She wants him to play publicly at the Symphonica event to be held in town the following month, but he initially refuses. Two weeks before the events of the first episode, the event rolls around, and Takt does show himself in public for the first time...