Almost two years after the Embassy attack in Islamabad, Carrie is building a new life in Berlin. But her peace is threatened when a request from her boss forces her towards the dangerous world she left behind.

Carrie and Düring visit a refugee camp. Saul and Allison are at odds. Quinn stays on mission.

Jonas and Carrie revisit her past. Quinn stalks his prey.

Carrie cannot find answers; Saul and Allison run an operation.

The hacktivists rise up; Quinn covers for Carrie; Dar and Allison assess the damage.

Saul orders a sweep at the station. Carrie looks to Düring for support.

Carrie reconnects with friends while Saul confides in Allison.

Carrie needs Allison's help. Quinn's plans change.

The CIA and BND make a play.

A new threat emerges.

Carrie follows a lead.

Carrie tries to stop a terrorist attack.