MTL - Long Live the Wild Wife: The Black Bellied Evil King Against the Princess (Long Live the Mad Wife!)

This novel is also known as Long Live the Mad Wife!Daughter of the Feng Family, born a waste. Forced to marry a fool in an attempt to expel evil influences. When the first killer from the 21st century possessed this body, the sky and the earth surged. She was indifferent and cold-hearted but she let her guard down around him alone. She thought he was a pleasant sheep but didn’t expect him to be a gray wolf in disguise! - Description from Novelupdates