The pianist Misaki, while conducting concerts, also runs a piano class at home with the support of her understanding husband. One day, noticing a tuning issue, Misaki consults with her familiar tuner, but unfortunately, he is too busy. Introduced to a tuner named Kagenami as "skilled," she makes her first request to him. However, she becomes angry at Kagenami's extremely rude manner of speaking and tries to send him away...