She is the famous prostitute "Mrs. Hua" in the capital, and she is also a poor woman who has to sell her soul in order to survive. She did everything to protect her closest sister, and she hurt her closest sister the most.
He is the emperor's most respected "prince", and he is also a foreign man with no desires and a weak temperament. In order to support his most respected brother, he did not hesitate to kill him by any means, and he realized the true meaning of life after hurting her deeply.