While Carrie tries to build a new life in Berlin, a request from her boss forces her back into the world she abandoned.
Carrie and Düring visit a refugee camp; Saul and Allison are at odds.
Carrie sends her daughter back to the States while she pursues the person trying to kill her.
Carrie cannot find answers; Saul and Allison run an operation.
Quinn covers for Carrie; Dar and Allison evaluate the damage.
Carrie shares her theory with Saul; Saul confronts Allison when he notices he's being tailed.
Anxious about her situation and convinced that Carrie still lives, Allison meets with Ivan.
Mossad holds Saul while negotiating with the CIA for his release; Carrie seeks help from Allison.
Carrie tells Saul of the link between Allison and Nazari; Saul plants a bug in Allison's phone.
In the aftermath of the attack at the train station, Carrie and Astrid decide to search for Quinn.
Carrie and Saul urge the doctor to revive Quinn so they can find out where the attack occurred.
Carrie urges Qasim to stop the attack; Ivan tells Saul how Allison will be extracted.