The Son-In-Law Returns

He was born into a wealthy family, but was considered a freak, bringing bad luck to the family, and was deliberately abandoned. More than ten years later, because his family needed his bone marrow for treatment, the family found him and designated him as the family's sole heir. But at this time, with his unique skills, he became a door-to-door son-in-law... When the king is angry, the world is turned upside down! I will take back all the harm you have done to me!