The pressure mounts on the detectives to wrap up the case. However, Bobby, Nina, and Alec uncover clues of their own that point to the murder being more than just a random attack. But chasing a lead turns out to have devastating consequences for one of the detectives…

Identification of the Ghost Detective proves difficult when Michael's interference forces the elusive investigator underground, forcing Nina and Alec to rethink their approach. Bobby arrives in Dusseldorf to uncover the mystery surrounding Ruben Locana's death. And chasing a lead turns out to have catastrophic consequences for one of our detectives.