Anna looks for enemy intelligence at an exclusive gentleman's party against Abe's wishes.

During the early years of the Revolutionary War, a Long Island farmer is recruited to spy on the British army.

To prevent Anna being blamed for the murder of a Royal Officer, Abe must find the culprit; Ben and Caleb interrogate Simcoe.

Celeb and Ben follow mysterious orders; Washington's army crosses into enemy territory.

An old threatening presence returns to Setauket, worrying Abe that Anna is no longer protected.

Abe and Richard grapple with orders to dig up gravestones; Ben and Caleb try to get their intelligence to General Washington.

Ben's plan to kidnap Benedict Arnold conflicts with Abe's plan to kill Simcoe; changing loyalties turn enemies into allies.

Peggy gets Benedict Arnold to contact the British. Caleb plans an ambush for Simcoe. Anna tries to save Major Hewlett.

Ben is rescued by a mysterious woman. Abe tries to stop Anna from marrying Hewlett. Arnold begins negotiations with the British. Andre betrays Peggy.

On the run from the British, Ben is betrayed by his own militia. Abe travels with Richard to New York to spy. Mary confronts Anna.

Simcoe tries to hunt out the rebel conspirators in Setauket. Ben is sent away on a secret mission.

A spy in London sends an urgent message to America. Mary impedes Abe's attempt to restart the spy ring. Benedict Arnold arrives in camp.

Anna, Ben, and Caleb devise ways of rescuing the abducted Major Hewlett. Mary attempts to motivate Judge Woodhull into action.

Abe gathers intelligence in New York. Simcoe escapes his punishment. John André attends a ball in Philadelphia and meets Peggy Shippen.

The fate of the Culper Ring is revealed; the American War of Independence comes to an end; a settling of accounts between shadows and spies; America struggles to begin.

George Washington teeters on the edge of madness. Abe and Hewlett endure great hardships at the hands of their respective captors, though the latter's ends unexpectedly.

Benedict Arnold rounds up spies in New York. Abe plots to destroy essential British supplies, but he will need his father's help.

Abe heads to New York and runs into a desperate patriot along the way. Ben is tasked with creating America's first spy ring.

Mary struggles when she realizes that Abe is a spy working for the other side. Ben and Caleb hope to save Patriot families when they carry out a raid on Setauket.

Ben sets a trap to capture a traitor in camp. Richard discovers Abe is conspiring with Major Hewlett. Caleb collides with Robert Rogers.

Abe makes one last effort to recruit a spy inside New York. Ben must determine who is a double agent.

In the third-season premiere, Abe covers up a murder with an unlikely accomplice. Elsewhere, Benedict Arnold abuses his power as he settles into a new home in Philadelphia.

Townsend uncovers a British counterfeiting operation. Rogers threatens to destroy Abe's spying ring. Simcoe threatens Richard.

Washington goes to Benedict Arnold's Philadelphia ball. Abe tries to stop Rogers from reaching Townsend. Old friends and enemies collide.

Mary attempts to kill Simcoe by herself. Benedict Arnold defends himself in his court-martial. Ben reunites with his savior.