The shocking secret is that Yixiu is the biological daughter of the Jueluo family, and Chunyuan is a concubine whose identities were secretly changed when she was a baby by her father Fei Yanggu in order to preserve the bloodline of his beloved woman.
After Jueluo's rebirth, she gradually discovered the truth that her legitimate daughter had been replaced, that Yi Xiu was her own flesh and blood, and that Chun Yuan was a fake legitimate daughter, and she tried her best to regain everything for her biological daughter.
