Four unrelated murders. Nothing special in Washington DC. Not even good enough to make the evening news. But then a concerned police lieutenant approaches retired homicide detective Marty Singer with a simple fact that changes everything.

They were all cops.

In a race to stop the killings, Marty tackles the case from the outside, chasing the killer from deadly Southeast DC to the heart of the Virginia gangland, on a mission to stop the spilling of yet more Blueblood.