Laurie and Tom's work to rescue lost souls takes a toll on them; Laurie tries to spread the word about the dangers of the Guilty Remnant; Tom's infiltration of the cult uncovers new problems.
Walker's head injury forces a leave of absence; Walker uncovers a drug operation while on a fishing trip with Trivette and C.D.
Gage and Sydney go under cover to expose a ring of kidnappers who snatch newborns from the hospital and sell them to unsuspecting couples.
Alex tries to build a case against gang members who use arson to intimidate their witnesses and attempt to kill firefighters who respond.