It's okay to kill the dead.

Dallas Homicide Detective Alicia Escobar and her Living Dead Liaison, Kenny Greene, are sent in error to a murder scene in Pleasant Grove. The victim is a female LD her body mutilated like the Black Dahlia from 1940's Los Angles. Escobar and Greene discover this is the third victim killed in this fashion. They are called off the case because "you can't kill the already dead."

Escobar and Greene start down the road of solving a series of crimes the law does not consider illegal with the police department actively trying to stop them. With multiple LA and LD deaths, it leads them through LD settlement camps, tenements, and ultimately City Hall as it devolves to a murder/blackmail case from before the Change with a fortune in crypto.