Coup de Grace

S1 E13: Alex's first assignment is a group mission to kill the Prince of Georgia at a museum gala. After Alex tells Nikita about the order, the two devise a plan to foil the assassination. However, Nikita trusts the wrong person and their plans are foiled, resulting in a stand-off and Division is alerted that Nikita is in the building. Percy sends Michael in to kill Nikita.