Twenty years ago, two children were kidnapped and left for dead.
Raised by a master criminal, they grew up to become cops. Very unusual cops . . .

Homicide detective Frank Bennett has an intriguing new partner. Dark, beautiful, coldly efficient, Eden Archer is one of the most enigmatic colleagues Frank has ever worked with--that includes her brother Eric, who's also on the Sydney Metro police force. All of them are tested to the core when a local man discovers a graveyard of large steel toolboxes lying at the bottom of the harbor. Each box contains a grisly trove of human body parts.

For Frank, the madman's clues are a tantalizing puzzle. For Eden and Eric, the case holds chilling links to a scarred childhood--and a murderous mentor named Hades. But the true evil goes beyond the bloody handiwork of a serial killer...