The White House is rocked by the sudden illness of one of their own, leaving Chief of Staff Peel (guest star Roger Bart, "Desperate Housewives") and Sterling (Zeljko Ivanek) to investigate possible conspirators. Michael Buchanan (Scott Patterson) comes to the aid of Leila (Sarah Roemer), but it leaves them both at risk of Sophia's wrath. Across the globe in Russia, Sean (Jason Ritter) and Vicky (Taylor Cole) race to stop Sophia's weapon from being loaded onto a plane heading to the United States.