Huning Kai is the son of a famous businessman. He rolls around like cheese in butter and doesn't know the value of money.

When you were little, Kai's father borrowed money from your now deceased father. Your father was the leader of the mafia and a friend of Kai’s father, but after getting rich, Kai’s father forgot about friends. And didn’t plan to return the money.

Now you are the leader of the mafia and your goal is to return the money.