Medical Son-in-law

*He's been married and as son-in-law for three years, also he's been humiliated for three years!
Evev though he had been set on the Liu family's pillar of shame.  Little did he know that he had relied on the Ghost Doctor's acupuncture technique and established the Asura Palace!
The reason why he married into the Liu family was to repay  for her kindness in the past. 
Unfortunately, this family had eyes but failed to see...
They had humiliated him and had even tried to drive him away. 
Until one day he had to stop pretending.
He was going to lay his cards on the table. 
By waving his hand, The city's richest man came to kowtow. 
What would happened to the Liu family ?
Within three days, the old master of liu family will be executed by his own old illness. 
After knowing in this world only him could save his life, what would the liu family do?