When Mark questions Leo about his investigation into Monique, Leo tells him he is going to drop the whole thing and leave the past behind. Feeling that he now has to follow it up himself, Mark cooks up a plan. He sells Monique a story about being a bent cop himself and steers her to shakedown Sheila at The Waterhole. Monique subtly attempts to extort Sheila, but its a set up and Sheila goes s... (thetvdb.com)