Parker's got a couple of rules that have helped keep him alive throughout his long career. One of those is never to work on a boat. But with a gambling boat cruising down the Hudson, stuffed to the gunwales with cash, Parker's got a plan, a team, and a new rule: a shot at a big enough score makes any rule worth breaking. Parker and his crew hit the boat, hard, but as always, there are a lot of complications—and a lot of bodies—before this one's in the bag.