Hidden Billionaire Son-in-law

*He was a son-in-law who had been humiliated for seven years.Fortunately,he has a kind wife who always believe in him.
Even she didn't knew that he was also the son of a wealthiest family.
Ten years ago, his mother was betrayed by his father and because he didn't want to separate from his mother he also leaved that family. 
He thought it was permanently...
Until today，he had been told that he is the sole heir to his father's property.
How many enemies he is going to facing because of this property？Could he use this chance to give her wife a better life？