Division discovers one of their rogue agents, Markov (guest star JONATHAN GOAD -- Republic of Doyle), who has been undercover for six years, has been elected President of Uzbekistan & is planning to kill the President of the United States (recurring guest star MICHELLE NOLDEN -- The Time Traveler's Wife). Ryan confesses to the team that Division is on thin ice with the President & she has threatened to wipe them out if the public finds out about the secret agency & rogue agents. Nikita & Michael are furious that Ryan kept this a secret from them & must figure out how to save the President's life without alerting her of the danger. Meanwhile, after Alex & Owen are caught in an explosion, they investigate & believe it was set up by an insider.