By accident, she cuckolded her husband in front of him.
Everyone feels pity for her because she married a terminally ill and disfigured man and her life's happiness was ruined.
"Husband, all the ladies in City A say you are as ugly as a ghost, so that's not enough."
The legendary sick man sneered and pushed her against the wall with a face as handsome as a god, proving that he was good at it.