Part 5/8:
Investigation Unfolds
After the tumult, Mayor Amanda tasks Nolan with uncovering Luke's murderer in exchange for a reward. His investigation leads him to a bloody crime scene that points to an Indogene with a distinct left leg injury, implicating Amanda's assistant, Ben.
As Nolan, Amanda, and Rafe pursue Ben, they discover that he has planted explosives aimed at disabling Defiance's defenses in anticipation of an invasion by the Vulgar race. Though they apprehend Ben, a bomb detonates, leaving the town vulnerable.