'Not just a master of our darkest dreams but also a literary juggler' THE TIMES on Dean Koontz.

The No.1 bestselling classic from Dean Koontz, the master of chilling suspense, that will thrill fans of Stephen King and the Odd Thomas series.

They escape from a secret government project: two mutant creatures, both changed utterly from the animals they once were. And no one who encounters them will ever be the same again.


A lonely widower, a ruthless assassin, a beautiful woman, a government agent.

Drawn together in a deadly hunt, all four are inexorably propelled towards a confrontation with an evil beyond human imagining.