While investigating a murder, an experienced detective near retirement collects a set of 27 fingerprints. One latent print that he collects looks strangely familiar to him.
Detective Hollis and Delacourt of the Vice Squad pose as pool sharps and gamblers. They are after a booking operation; they come upon an even bigger crime.
M.O. of a bank robber is to target a branch manager and invade his home sometime before the bank opens in the morning. The robber then accompanies the manager to work with a gun at his back.