Storyline: While working the night action desk, FBI agent Peter receives a distress call and is soon put in charge protecting cybersecurity expert Rose.

Storyline: After looking for a link between the Campbells and the FBI, Peter is forced to go on the run with Rose in search of a hard drive - and more answers.

Storyline: Peter teams up with Rose for a risky mission at the White House. Elsewhere, a notable agent joins the security detail for the Vice President's daughter.

Storyline: Rose and Peter seek out one of the Campbells' recent contacts and uncover new intel. Monks opens up to Chelsea. Paulo makes a move on Maddie.

Storyline: Peter visits someone close to Hawkins. Rose makes a key connection. Maddie's night out takes a dangerous turn, spurring the Secret Service into action.

Storyline: With assassins hot on their trail, Peter and Rose split up en route to the White House. A shocking discovery quickly puts their lives in jeopardy.

Storyline: Now in hiding, Peter and Rose grow closer and investigate a potential bombing suspect. At the White House, the conspirators obtain a disturbing tape.

Storyline: More truths emerge about the bombing suspect's identity. Chelsea and Peter race to find Maddie after she sends a video with a coded message.

Storyline: After new revelations surface, Peter and Rose scramble to find more evidence with help from Chelsea and Maddie. A bigger threat looms at Camp David.

Storyline: With lives at stake, the group tries to stop a nefarious plot before it's too late. In the aftermath, Peter confronts the past and begins a new chapter.