The Body in the Shadows

For DCI Gillard, sometimes old sins cast long shadows

Under a motorway flyover lies the body of a young man. Days earlier, he had been involved in an altercation with DCI Craig Gillard's pregnant partner Sam. Now he's dead

Meanwhile, something is brewing in the criminal underworld. Whispers of a big job have reached the Met's Flying Squad. Something is going to be stolen, and soon. Something worth 500m.

But what? And where? And how does it relate to the body under the overpass? It should be...