Nikita and Michael plot to take down Division using information from the black box they acquired. In the meantime, Alex works with Division to track Nikita and the black box in order to find Sergei Semak, the person responsible for killing her family. Amanda is now running Division and has Percy imprisoned underneath Division, and Oversight has assigned Sean Pierce to keep an eye on her. Michael and Nikita learn about Operation Game Change, a secret Division operation of stealing one billion dol
Michael learns that a failed assassination attempt on United States Senator Charles Irving is related to P9, a corrupt Division program that uses unsuspecting brainwashed victims that turn them into assassins. Michael and Nikita are joined by Owen, who reveals the scientist behind P9, Doctor Joseph Mars, also created the Regimen, and is looking for a cure to it. Michael is reluctant to trust Owen again, but the three join forces. They learn of another attempt on Irving's life by a woman named Al
A black box file reveals that an international terrorist named Ramon, who has been taking credit for some political assassinations, now works for Division. Nikita was the agent that captured Ramon years ago and turned him over to Percy. After Ramon assassinates an energy minister in Quebec City, Michael and Nikita track him to a Division compound in Colombia, only to learn Percy made him paraplegic six years ago, and could not have committed the killings, but only uploaded videos of his "achieve
Nikita's old Division partner Kelly has escaped from a Turkish prison. Nikita thought Kelly died four years ago and feels responsible for her imprisonment, because it happened on the mission that Nikita escaped from Division by faking her own death. Michael and Nikita go to Turkey to help her escape the country and start a new life. Amanda orders Alex and Roan to find Kelly first. However on their way to Istanbul it is revealed that Gogol helped Kelly escape so she could find Nikita's black box,
Michael and Nikita travel to Minsk, Belarus to help Cassandra Ovechkin, a woman Michael fell in love with on a mission six years ago to assassinate her husband, President Valeri Ovechkin in exchange for a double. However, the double is now resorting to the same tyranny as the real Ovechkin. Michael learns Cassandra has a son, Max, and Nikita realizes that Michael still desires a family after the deaths of his. Meanwhile, Amanda sends Division agent Lisa (Shauna Bradley) to stop Ovechkin, but is
Percy manipulates Alex into meeting Nikita in secret, believing Semak's file would be found on the black box. However, Birkhoff cannot find anything relevant, but finds Nikita's birth certificate, which ultimately leads to Nikita's father Richard Ellison. It is revealed that Percy knows about the father and has Amanda send a strike team to Richard's home; he, Michael and Nikita escape to Birkhoff's home. However, it is revealed that Richard is not Nikita's father; he is a Division plant assigned
Division gets word that Ryan Fletcher has been giving Nikita information from prison. Ryan makes a connection that Division has been making hits for Oversight to make a Wall Street raider and former SEC chairman Jonathan Gaines richer. After Nikita learns of a failed attempt on Fletcher's life by Gaines and Oversight, she and Michael sneak into the prison to break him out, but are too late to stop Roan from poisoning him. Nikita later confronts Gaines to reveal the names of Oversight members. Ho
Michael goes to London, England to visit Cassandra's son Max. There, he learns that they are targeted by General Tupelov (Paulino Nunes), who feels that Cassandra is responsible for him not getting power after Ovechkin's death. As Nikita arrives to assist, Tupelov abducts Cassandra and reveals to Michael she took $200 million of his money and wants it back. Birkhoff tracks Cassandra to Canvey Island. However as Michael and Nikita rescue her, Cassandra reveals that she is an MI6 agent. Later, Mic
With Michael away in London, Nikita steals $80 million from Oversight, forcing the committee to meet in a bunker under a hotel, so that she can identify them. However, Division is made aware of Nikita's presence during the meeting, and Birkhoff is captured while he attempts to escape and is brought back to Division, where Amanda tortures him for Nikita's location. Michael suggests Nikita make a trade between Birkhoff for the black box. Nikita requests that Sean escort Birkhoff, after realizing h
Guardian Patrick Miller escapes from his house in France, ordered by Percy via Roan, before Owen and Gogol can intercept. Nikita approaches Owen, discovering his dealings with Taserov. Owen is using them to find and destroy the black boxes, however Tasarov desires to release the information against the Americans. Meanwhile, Miller is off to see a regimen scientist in Basel, Switzerland. There, Nikita stops Miller and recovers the black box. However, a firefight between her, Miller and Gogol aler
Nikita follows Tasarov to the Udinov estate to take back the black box, only to encounter Alex. They decide to work together to help Katya escape. However in the process, Alex is captured by Semak. As Nikita comes to rescue both Alex and Katya, she learns that it was Katya who alerted Semak of Alex's presence, as he made her believe Alex was turned by Division. It is also revealed that Katya survived because she and Semak had an affair. After failing to retrieve Katya, Nikita and Alex escape the
Alex and Nikita decide to work together again. Sean, in a bid to protect his mother from Nikita, tracks her down through the tracker he placed in Alex's father's watch, but is captured. Knowing he is acting alone, they convince him to join their cause to defeat Percy. Birkhoff finds that Amanda placed a bug on Sean's phone to keep an eye on him. Oversight convene and realize that Division run by Amanda is no better than Percy's management, and decides to enact "Clean Sweep", a fail safe Percy se
Amanda believes there is a saboteur in Division when she finds that the safe to deactivate Clean Sweep from inside the base is rigged with explosives in case it was tampered with, and Roan is her prime suspect. To avoid detection, Roan removes his tracker, and kills those who attempt to disarm the bomb. Alex, under Birkhoff's instructions, returns to Division in order to activate the emergency generator that used to run the missile silo that Division situates. In the meantime, Amanda decides to