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.

The episode was rated 7.95 from 674 votes.

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.

The episode was rated 7.92 from 664 votes.

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.

The episode was rated 7.78 from 700 votes.

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.

The episode was rated 7.70 from 664 votes.

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.

The episode was rated 7.66 from 722 votes.

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

The episode was rated 7.64 from 664 votes.

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.

The episode was rated 7.63 from 745 votes.

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.

The episode was rated 7.62 from 838 votes.

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.

The episode was rated 7.61 from 774 votes.

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

The episode was rated 7.55 from 961 votes.