Nikita 4×05 “Bubble” – Just as Nikita (Maggie Q) is finally starting to see an end to the long war with The Shop, Ryan (Noah Bean) confesses a secret that could unravel it all. Meanwhile, Michael (Shane West) tries to get Nikita to accept their new circumstances as he contemplates what comes next for the two of them. Realizing Sam (Devon Sawa) was planning to steal her diamonds, Alex (Lyndsy Fonseca) gives him a suitcase of fake diamonds to deliver to her contact in France. Alex is surprised when he upholds his end of the bargain and doesn’t take off with the jewels. However, things get messy when Sam is jumped by the loan shark he owes money to, and Alex must step in to save him. Nick Copus directed the episode written by Oliver Grigsby (#405).