A killer is moving through the city in darkness. He's raping and murdering women, and leaving nothing in his wake but a tell-tale calling card: a pyramid.

For one woman, it's paint cans stacked against a wall. For another, it's a mound of dirt over her face in a shallow grave. For another it's carved into her forehead.

Come along in this fast-paced mystery as Detective Lou Galecki and his partner, Detective Joe Balducci, look to set things right.