Two years after the events of season 4, Carrie has left the CIA and works as a security consultant for the Düring Foundation in Berlin, where she lives with her daughter Franny and her boyfriend and coworker Jonas. The foundation's head, Otto Düring, makes plans to travel to a Syrian refugee camp in Beirut to secure relief funds, against Carrie's warnings. Carrie secures safe passage to the camp for Otto after requesting help from a Hezbollah commander. Two hackers in Berlin obtain classified CI
On the way back from the humanitarian event in Lebanon, Carrie and Otto are almost killed by an IED explosion. Carrie stays behind to find out who was behind the attack, and soon learns that she was the target, not Otto. Laura goes public with the leaked document revealing the CIA's illegal surveillance program. Under demand for repercussions from the German chancellor, Saul informs Allison that she is being recalled from her position as station chief, but Allison reaches out to Dar Adal in an a
Carrie sends her daughter to the U.S. for safety and takes refuge in a secluded cabin with Jonas while trying to find out who is after her. She decides to temporarily go off her bipolar medication, feeling her intellect is sharper without it. Saul confronts Allison over her attempt to get him recalled, and informs her he has negotiated with the BND to allow both of them to keep their postings in Berlin. The two are later shown to be in a sexual relationship following Saul's recent divorce from M
Quinn keeps Carrie in a warehouse and informs her of his orders to kill her; they take photos staging her death. She and Quinn scout the post office where Quinn receives his assignments to confirm whether Saul gave the kill order; they are ambushed by a hitman who wounds Quinn before being killed in a gunfight. Korzenik, expecting to sell the CIA documents to a Russian diplomat, is instead taken to meet with SVR agent Ivan Krupin, who tortures Korzenik for the location of additional copies of th
Allison is shown to be working for Ivan, who shows her Quinn's staged photo "confirming" Carrie's death. Allison suggests to the CIA that Israel is behind the bombing of General Youssef's plane; she manipulates Saul into suspecting Etai Luskin, his friend and Israel's ambassador to Germany, while leading Dar Adal to wonder whether Saul and Etai conspired the attack. Dar orders surveillance on Saul. Carrie learns from Astrid, Quinn's former lover who works for the BND, that the hitman who shot Qu
Quinn is nursed to health by Hussein, the passerby, who turns out to be a doctor residing with a group of Syrian jihadists in Berlin. Quinn convinces them he is a mercenary and kills the group's leader in self-defense. Carrie tells Saul about her theory that the Russians want her dead; Saul refuses to believe her, but becomes suspicious when he realizes he is being followed, and learns that Allison and Dar Adal ordered the surveillance. Jonas tells Carrie that Quinn escaped and leaves her when s
Carrie reviews the documents and finds one linking her to one of her Iraqi informants. She calls the informant, who reports that he saw corrupt Iraqi lawyer Ahmed Nazari resurface after being presumed dead. Carrie tracks down Nazari to Amsterdam. Saul admits to Allison that he delivered his copy of the leaked documents to Carrie; Allison reports this to Ivan. While searching Nazari's house, Carrie is ambushed by Ivan's men and narrowly escapes. She later calls Allison and requests a meet. Dar Ad
In flashbacks to 2005, Carrie arrives in Baghdad for the first time to replace Allison as a case officer. Allison introduces Carrie to Ahmed Nazari, one of Allison's high-value assets. Nazari is shown to be working for Ivan, who blackmails Allison into becoming a double agent for the SVR in exchange for millions that Nazari stole from the government, as well as information that will help her rise through the ranks of the CIA. In the present, Etai helps Saul escape to a secure location after Moss
Carrie and Saul enlist the BND's aid in helping them prove Allison's allegiance to the SVR. Saul plants a bug and microphone in Allison's belongings while she is asleep. The BND discloses to Allison that a top Russian agent plans to defect to Germany, triggering a panicked Allison to go to a Russian safehouse and meet with Ivan while under drone surveillance from the CIA. Allison and Ivan are arrested, but Allison claims to Dar Adal that Ivan was her asset and not vice versa. Quinn is held capti
Ivan admits that the SVR engineered the plane bombing. Dar Adal demands further evidence of Allison's guilt and elects to resolve the situation quietly in order to avoid a political scandal. The BND arrest Faisal Marwan, a suspected jihadist who the Düring Foundation learns may have information about an attack on Berlin. Bibi releases a video demanding that the UN recognize the Islamic State lest a chemical attack is unleashed on Europe within 24 hours; footage of Quinn suffering the effects of
Carrie and Saul convince the doctors to revive Quinn to find out what he knows about the impending terrorist attack, but he goes into respiratory arrest and is placed back in a coma. Carrie finds clues in Qasim's apartment suggesting that the attack will occur at the Hauptbahnhof train station. Saul attempts to get information from Faisal Marwan; Laura goes on air and threatens to leak the remaining CIA documents unless Faisal is released. Faisal, however, commits suicide while left alone. Allis
Carrie convinces Qasim to stop the attack in the subway tunnel. Qasim confronts Bibi, who shoots him. Carrie intervenes, shooting Bibi dead and thus stopping the attack. Ivan tells Saul the SVR's plan to extract Allison in exchange for witness protection in the U.S.; Saul and his team intercept the car carrying Allison out of Germany and kill everyone inside. Numan is arrested by the BND; Astrid threatens to have him deported to coerce Laura into making a public statement denouncing Faisal as a