Woken by the horrific image of a young girl being killed, Felicity Lawrence puts it down to nothing but a terrible nightmare.

But when the body of the same girl is found a week later, Felicity feels she has no choice but to contact the police.

Although initially sceptical, police officer Noah Bennett trusts his instincts and hears Felicity out.

Before long, they're caught in a dangerous game of cat and mouse with a sadistic killer who'll stop at nothing to satisfy his bloodlust.