In the novel, the hero is called Leng in vain, and the heroine is Wen. What's the name of this novel?

She, gentle, a cold-faced killer who turned black and white upside down and codenamed "Thousand Faces", resolutely refused. After being abandoned by the organization, her soul was reborn in an unbearable accident that was spurned by thousands of people! He, a prince who is indifferent, helpless and sick among the foreign population, is unknown. What kind of talent and domineering he has is enough to impress the world. Just when everyone was watching her play a wedding joke with him, they didn't know that she was not her anymore! Since she is reborn, her life will no longer be controlled by anyone! How many people were frightened by her overflowing brilliance, and how many people fell for it. However, what she wants in this life is a comfortable life. Unfortunately, it backfired.