A car accident changed the lives of Yin Ruoxin and Ling Chen. Yin Ruoxin moved to Ling Chen's house when she was 12 years old, but Ling Chen felt disgusted with this sudden guest. After getting along with each other for a period of time, Ling Chen returned to China after studying abroad, and his feelings for Yin Ruoxin changed subtly. How will the domineering Ling Chen and the cold Ruoxin develop? Han Hao claimed to be Yin Ruoxin's fiancé, leaving Yin Ruoxin at a loss. Han Hao's crazy pursuit of Yin Ruoxin gradually opened Ruoxin's heart. Who will Ruoxin choose in the end? What kind of war without gunpowder will be staged by the half-sisters Yin Ruowei and Yin Ruoxin. And after all, who is his or her. Destiny is you