Mu Ge has an inexplicable love for the piano just like his father, but he is also a piano loser like his father. When he was thirteen years old, after Mu Ge was told by the nth piano teacher that he was not suitable to learn piano for the nth time, he hid in his father's piano room all night. By chance, he found an ancient piano score. When he was trying to play the piece, a handsome Western boy suddenly appeared. Now in front of him... Jesse Anderson, the ghost who claims to be a genius pianist, has entered his life... The fate of Mu Ge's piano waste has changed since then... And between them, as each story happens, some unknown bonds become deeper and deeper...