Evil is best fought from within.

When Mason Black is first called out to investigate the disappearance of three teenagers, he never truly believed he would find their bodies. Especially not with human bite marks embedded in their remains.

While the police are breathing down his neck, Mason finds himself trapped in the deep underground world of a cannibalistic cult, working his way toward the truth from the inside. But then a shocking secret is revealed, and it will change his life forever.

Monster wipes the serial-killer slate clean and introduces a new kind of psychopath. With the plot thickening in each chapter, you'll rush toward the end in a hungry effort to read every shocking twist in this brand-new crime thriller.