For a select few people, friendship lasts forever. Nicky Fusco and Frankie Donovan were friends like that, but that was years ago. Now Frankie's a detective in Brooklyn's Homicide department, and Nicky is a reformed hit man. But when Frankie gets in trouble-and the law can't help him-he turns to Nicky.

The problem is that Nicky promised his family, and God, that he'd go straight.