Yoo-Seul is a gifted pianist attending an arts-focused high school, having secured numerous competition victories. However, her passion is largely fueled by her mother’s unfulfilled dream of becoming a pianist herself. An unfortunate accident occurs, threatening Yoo-Seul’s ability to ever play the piano again. With support from her friend Cha-Sik and her competitor Jin-Mok, Yoo-Seul embarks on a journey to start anew.