"When a casino robbery in Atlantic City goes horribly awry, the man who orchestrated it is obliged to call in a favor from someone who's occasionally called Jack. While it's doubtful that anyone knows his actual name or anything at all about his true identity, or even if he's still alive, he's in his mid-thirties and lives completely off the grid, a criminal's criminal who does entirely as he pleases and is almost impossible to get in touch with....