The BAU heads to Austin to investigate victims found there with their watches set inaccurately, a clue which may connect the crimes.
SAMCRO gets word that the Niners have made a new alliance that directly impacts their own agenda.
In the third season premiere episode, Walt deals with the aftermath of Henry's arrest and Branch's shooting. The search for the shooter, however, is complicated by Branch's insistence that it was someone known to be dead.
In the third season finale, Walt seeks closure for both his wife's murder and Henry's case. And although Branch is suspended, he continues to look into Jacob Nighthorse (recurring guest star A Martinez).
Walt works with Lucian Connally to narrow down the suspects in his wife's murder; the team searches for a witness who could help Henry; Branch engages in troublesome behavior.