Yeoreum, a college student carrying the pain of her first love. One day, her first love Suyeong suddenly confesses to her. Suyeong even breaks off an engagement and passionately pursues Yeoreum, leaving her shaken. After much thought, Yeoreum decides to date Suyeong for just one year—a domineering romance meant to hurt her in return! But hidden within Suyeong’s confession lies a secret...