He made a lot of money in the stock market and he's been 'living the good life' [=living the life of a wealthy person] ever since.
Even though he was acquitted, most people think he is 'guilty as sin'.
His mother did not want him 'living in sin' with his girlfriend.
(..) You must long for the next life. In truth, I fear that, too. You imprisoned and humiliated my sister. Your sister sought the gods' mercy and atoned for her sin. What about my sins? I broke a sacred oath and stabbed my king in the back. I killed my own cousin. When the gods judged (..)2016 TvShow: Game of Thrones Title: Home Season: 6 Episode 2