Kirkman learns who is behind the attack and needs to grapple not only with the prospect of war, but brewing domestic troubles as well. Kirkman taps Emily to monitor the domestic situation. Alex may be in for more than she bargains for when she seeks out help from Hookstraten.

Realizing his attempts at diplomacy with Algeria have failed, President Kirkman makes the difficult decision of sending Navy SEALs on a mission that will define his presidency. Agent Hannah Wells discovers more secrets than answers.

When shots ring out at The White House during a Governors Summit, President Kirkman’s plans at electing a new Congress are thrown into turmoil. Agent Hannah Wells continues investigating the Capitol bombing and makes one of her most shocking discoveries yet.

When an American track-and-field coach heads to Russia, President Kirkman is thrust into a hostage exchange involving the CIA and the Russian government. Agent Hannah Wells and Deputy Director Atwood's investigation into the Capitol bombing uncovers information that puts Atwood and his family's life at risk.

When classified government documents are leaked online, President Kirkman searches for the party responsible only to find that they have taken refuge inside a foreign embassy and are beyond even his reach. Agent Hannah Wells races furiously to gather evidence of MacLeish's involvement in the conspiracy before he can be confirmed as the country's next Vice President.

President Kirkman fears there could be a traitor in the White House when he discovers shocking information connected to the Capitol Bombing. Confiding in Emily, Kirkman puts her in charge of quietly investigating. New information surfaces about Congressman MacLeish, raising concerns regarding his vice presidential nomination.

The nation reels from the aftermath of the shooting on the steps of the Capitol while Emily struggles with the knowledge there may be a traitor in the White House. Agent Wells grapples with her decision to reveal what she knows about the conspiracy behind the Capitol bombing.

Circles must tighten as a new discovery within the conspiracy emerges. Tension rises between Aaron and Emily as suspicions loom in the White House. A new lead places Agent Wells closer than before to the truth.