Tsunedoi Misaki (Aoki) gave up her dream of becoming a pianist due to pregnancy and marriage. Misaki tries to force her daughter Yoko to carry on the dream she couldn't fulfill. However, Yoko had no intention of becoming a pianist at all, and instead longed for a normal life. One day, Yoko makes a shocking confession to her mother, Misaki. "There is a man I like, and I already have a child with him." A quiet battle between mother and daughter has begun! !