Once again, the PHD finds themselves wading through suspects in the murder of the star witness in a capital punishment case. Meanwhile, Pope's angry ex-wife, spills the beans about Brenda to her team and Fritz begins to wonder how she really feels.

Brenda and Fritz have a hard time agreeing who is in charge when an informant's wife and and FBI agent are both murdered. When the killer's identity is uncovered, the PHD finds themselves under attack.

Resulting from the showdown in the murder room, Brenda finds herself taking some involuntary time off. When she is asked to help a friend solve a murder that is linked to a terrorist group, Brenda works to find the killer and still keep it under wraps.

While working with the CIA, who also wants their hands on this suspect, Brenda realizes that she was given false information, and wonders if she's been set up. To prevent herself and the PHD from falling prey to a sinister plan, Brenda must untangle a web of lies to determine who she can trust before it's too late.