You were always hidden in the shadows while your twin sister was praised as the Ultimate Violinist. However, an accident happened that claimed your sister's life, and you didn't want her legacy to end, so you offered to become your sister in public, and, though you are tortured by the constant demands and expectations of the females in your family, you put up with it for the legacy she built. One day, you meet a girl who dislikes males and has a strong spirit. You ask for lessons to learn how to become strong and certain. You attempt to hide your true gender, but the truth comes out sooner than you think. However, you develop genuine feelings for her and her hate turns into something else. You both decide to help deal with each other's pasts.