Emperor Yunwu of the Dayun Dynasty passed away, and the eldest princess Yun Zhiyi and the prince Yun Zhiling of Zhaohua were killed by the traitor Gu Mingtang, and Yun Zhiyi was abducted. Fifteen years later, Yun Zhiling ascended the throne and executed Gu Mingtang. When he learned that his sister was still alive, he immediately went to Pingzhou for a private visit. However, Yun Zhiyi was rescued by the wealthy businessman Nangong Xiuzhu, and suffered a fever and lost part of his memory. Nangong Zhiyi (Yun Zhiyi) learns the mystery of his life experience and fulfills his engagement with his childhood sweetheart He Zhizhou. And He Zhizhou and Bai Jinxiu had an affair before marriage, which made Grandpa Nangong angry to death. On the day of the family head succession ceremony, Nangong Zhiyi was humiliated. At this time, Yun Zhiling was also sure that Nangong Zhiyi was his biological sister...
