A sunny London lunchtime is punctuated by a casual act of violence that will ricochet across four continents.

Stephen Connor, trainee Metropolitan Police detective is first on the scene when a cyclist is killed in a seemingly ordinary hit-and-run.

Just another tragedy on a London street?

Nothing seems to trouble the driver, Big Oil PR Greg Palmer - who treats the incident as a minor inconvenience. He is confronted by the dead girl's soulmate, Cara, whose heart breaks at the injustice that allows the killer to walk free.

When Cara flees halfway across the world to confront him, Stephen is one step behind.

Can Stephen protect Cara from a group of charismatic eco-terrorists, who try to lure her in?

Palmer thrives on burying bad news and there is no dirtier business than an oil company trying to hide a major environmental disaster.

As a publicity stunt at a major oil refinery goes wrong, who will be there when Cara finds out that the target she cared so passionately about had simply moved?

Against a backdrop of London, New Zealand, Antarctica and Australia, the race begins....