Grift Sense book Jim SwainMeet Tony Valentine ex cop, lifelong misanthrope, sixtysomething freelance grifter hunter. There isn't a casino pit boss alive in the U. S. A. who hasn't employed his special skills of flushing out greedy hustlers one time or another. Only this time, things are different. This time, what at first seemed like an easy job is getting really ugly really fast. This time, double crossing the double crosser may have Tony cashing in his chips permanently.