Masters of War 1:5:5-8

S4, E21: Dominic (recurring guest star CHASKE SPENCER) begins to enact Madeline's cataclysmic scheme as the team tries to stop him. Meanwhile, tensions rise as past secrets begin to unravel./ In the season four finale, the team sets out on an international mission to stop an attack from spreading. Meanwhile, Madeline attempts to turn the tables as internal conflicts threaten relationships within the team.