The Dog Walker

Inquisitive journalist Grace Collier is horrified when she witnesses her neighbor, fashion model Danielle Breton, violently murder a man. Panicking, she calls the police. But when the detective arrives at the scene and finds nothing amiss, Grace is forced to take matters into her own hands. Her first move is to recruit private investigator Joseph Larch, who helps her to uncover a secret about Danielle's past that has them both seeing double.

Zach Riley is a psychiatrist, who leaves a job at a prestigious university, to take up a job at the privately run mental institution, Millwood. What he doesn't reveal at the time of his appointment is that this was the very place where his novelist father, T.L. Pierson, spent many years of his life.

Jordan Turner is an experienced 911 operator but when she makes an error in judgment and a call ends badly, Jordan is rattled and unsure if she can continue. But when teenager Casey Welson is abducted in the back of a man's car and calls 911, Jordan is the one called upon to use all of her experience, insights and quick thinking to help Casey escape, and not just to save her, but to make sure the man is brought to justice.

A journalist duo go on a tour of serial killer murder sites with two companions, unaware that one of them is a serial killer himself.