Jiang Shengyun, who has a double personality, accidentally met Cheng Zaishen after a Sanda competition. However, her peaceful life was broken by the conflict between her brothers Jiang Yunyi and Cheng Zaishen. What decision should Li Shangxi, who loves Zaishen deeply, make when facing his love rival Jiang Shengyun.
Brother Jiang Yun was worried about his sister Jiang Shengyun, so he called his good friend Bae Dongxuan to deliberately approach Shengyun to arouse her favor. However, Dongxuan, who hated Shengyun, fell in love with her without knowing it. What should Jiang Shengyun, who was wandering between Cheng Zaishen and Bae Dongxuan, do... How should the beautiful Shangxi get rid of Zaishen's feelings...