Well, he sure started off as the world's most entitled, un-empathetic jerkwad. Thank goodness he mellowed out quite a bit and gained a touch of humility, otherwise he would have been intolerable. Not a bad read. I did notice, however, that the mangaka seems to have a thing for the late actor Christopher Plummer, as the ML, his cousin, and the scumbag who tried to get the FL to go away with him all looked like him.
1 For Pleasure...or Marriage?
2 Shackled by Diamonds
3 The Rich Man's Mistress