Maggie and OA lead the search for an abducted former biological weapons chemist.

A serial bomber appears to be targeting Wall Street’s elite. Maggie and OA search for a suspect who seems dead-set on revenge, while Dana deals with Spencer Briggs, a cocky profiler brought in to consult on the case.

When a U.S. attorney is found dead steps away from the body of a private escort, the team must piece together what connected the two seemingly random victims. Also, Jubal’s connection with one of the victims makes finding the killer much more personal.

When the CEO of a major brokerage firm is shot and killed while surrounded by protesters, the team looks into who had the most to lose from his company's perceived manipulations. Also, Scola's previous Wall Street career and the reasons he left come to light as the financial details of the case begin to unfold.