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.
(..) I'm not afraid. - There. Good enough? - Wait! Never let him go until he's all strapped. It's one of my sins. She didn't tell me. I'm in training. Do you need gloves or what? Rub harder, for god's sake. It doesn't foam! (..)2011 The Intouchables