Billionaire Matrilocal Son-in-law

*Don't look at me as the humble son-in-law. 
You have no idea who I am. 
Five years ago, He was persecuted by his family and almost died in a foreign land.
Luckily, he was saved by an old Taoist man. 
The old Daoist had taught him the art of learning for two years, and then passed down the position of Hall Master to him! 
The premise was that he had to temper his character by becoming the son-in-law in Lin Family for three years… 
Now, The exam had expired! 
He finally passed the examination of being The Hall Master. 
From now on,  the 72 generals of the Three Realms's Six Palaces will be respected by him! 
The Dragon King's Palace controls more than half of the world's power and wealth will belong to him!