Pianist Misaki opens piano classes at home with the support of her understanding husband while performing. One day, when Misaki noticed that the instrument was out of tune, she consulted a familiar tuner, but unfortunately she had too much work to do. Introduced as “I am sure of my skills”, I asked a tuner named Kagiyama for the first time. However, he was angered by Kagiyama's rude remarks and tried to reject him, but…
