Tommy and Markie Jones are discovered dead at the side of a road in Scotland. Detectives Jazzy Solanki and Annie McQueen are on the scene where the bodies are identified as the nephews of Loanie Gibbs, head of a notable Edinburgh gang.

The turf war between the gangs of Glasgow and Edinburgh has existed for years, but these murders signal an escalation in violence.

As the investigation unfolds, there’s suspicion about a leak within the police force, and to her dismay Jazzy is asked to keep a watchful eye on someone close to her. With distrust on all sides, can the pair uncover the truth before the body count mounts even more?