The city of Los Angeles has been occupied by an unknown force. Former FBI agent Will Bowman and his wife Katie are separated from their son during the invasion, and are willing to do anything to be reunited with him. When they are offered a chance to get their son back by collaborating with the occupational government, Will and Katie find themselves faced with the toughest decision of their lives.

Will faces unforeseen challenges on his first day at his new job. Katie receives her first assignment. Maddie reconnects with an old acquaintance. Carlos pays the price for Will's collaboration.

Katie's first mission forces her to question her commitment to the cause. Will's search for Geronimo doesn't sit well with the resistance. Bram's girlfriend shares a secret with him.

Will continues to earn the respect of his new colleagues, but when his home comes under an attack, everyone is a suspect- even those closest to him. Meanwhile, Maddie finds a way in to the upper echelon.

Geronimo's identity is revealed. Will begins to question Katie's loyalties. Bram finds his way into a secret world. Snyder sees an opportunity to improve his standing.

A resistance operation traps Will, Katie and Snyder in the Yonk and tests their allegiances.

Will hunts the resistance, bringing him closer to learning his wife's secret. Katie feels cut off from her family and her cell. Maddie is caught up in Green Zone intrigue.

A high-ranking Resistance member is ready to cut a deal. Katie receives a second chance. Bram proposes a risky journey outside the colony walls.

Will wants his family out from under the occupation. Katie and Broussard plot a major operation. Snyder tries to protect his office. Maddie makes a bold political move.

The Resistance kidnaps a high-value target. The L.A. bloc is placed on lockdown.

The second season opener has Will and Katie trying to keep their family together in the changing city. Broussard returns home while Snyder receives a job offer from a mysterious organization.

Will decides to trust an old friend. Jennifer visits Katie while Bram meets the camp commandant.

Will, Devon, and Charlie try to journey home. Katie, who fears the worst, says goodbye to her daughter. Bram makes friends at camp; and Maddie finds a new project.

Jennifer keeps an eye on the Bowman house. The family encounters unexpected challenges when Charlie returns home.

Will returns to an unfamiliar workplace; Katie is on her best behavior; Broussard and his cell make a discovery about the Wall.

The Resistance reaches out to Katie; Will wants to help his wife bury her past; Maddie and Nolan visit the labor camp.

Bram embarks on a risky sabotage mission with his friends; Will faces the new Resistance; Kate learns a dark truth about the bloc.

Will and Katie must save a fugitive from the occupation; at the camp, Snyder hides evidence; Broussard's cell is threatened by one of their own.

Will and Katie attempt to make contact with a new arrival in the bloc; Bob has some questions for the Bowman family.

Will, Katie and Broussard search for a way out of the colony. Maddie gets some visitors in the Green Zone. Bram looks for closure.

Five different points of view show the attack on the Green Zone.

Will, Katie, and Broussard battle the Red Hand for control of the RAP gauntlet; Snyder helps Helena regain control over the Los Angeles bloc.

In the second season finale, the Bowman family must make an impossible choice following a revelation about the fate of the colony.