When Margaux uses her ammunition against both Emily and Jack, their friendship takes a dramatic turn. Meanwhile, Natalie shows Victoria the true reason behind her arrival in the Hamptons.

Cast: Madeleine Stowe, Emily VanCamp, Gabriel Mann, Nick Wechsler, James Tupper, Karine Vanasse, Brian Hallisay, Phil Abrams, Al Carabello, Sebastian Pigott, Ed Quinn, Danielle Rayne, Elena Satine, Joe Souza, Gina Torres