How Did I, a Mere Steward, Become a Sage?

How great is it to be a steward with real power? Second only to the head of the household and above everyone else, you can enjoy endless wealth and luxury as long as you do your job well. Money, power, and beautiful women are all yours. But this young master, a real Cao thief, can't behave himself. He's set his sights on a widow...