Ouyang Zixiao, Ouyang Ke's half-sister. Eighteen years ago, Ouyang Zixiao brought young Ouyang Ke to the top of Mount Huashan.
Eighteen years later, Ouyang Ke accepted Wanyan Honglie's invitation. Came to Kyoto with her sister Ouyang Zixiao. Why does Ouyang Zixiao have a son and a daughter? What happened eighteen years ago? Who is the child's father?
A new generation of love and hatred begins again...