Two countries. Two murders. A detective about to risk everything.

When two killings take place thousands of miles apart in Canada and Alaska, Detective Bernadette Callahan's instincts tell her there's a link.

But her superiors disagree, and they move to silence her.

Undeterred, Callahan delves deeper and finds an ally deep in rural Alaska. A fellow detective, also under pressure to close his inquiries. The pair are forced into the shadows to work, where they uncover unlikely suspects and a conspiracy linked to Alaska's billion-dollar oil supply.

Powerful forces will stop at nothing to stop the detectives. As they close in, Callahan realizes she is out of time.

A must-listen crime thriller that will keep you guessing to the very end.