Blake Edwards' hand is forced when the other survivors stop tolerating his drug habit. Frustrated by the inability to comprehend the situation, Blake engages in taking on the radiation-infected hybrids alone.
Blake's newfound path from destruction becomes a tedious work in progress. Meanwhile, Rachael and Cameron commit a mistake that needlessly places all of the survivors' lives in jeopardy.
Landon Parker must learn to deal with the others' patronizing ways surrounding his deafness. And the survivors soon discover they aren't exactly alone.
The survivors face a loyalty issue with the new visitors. Later, Russell Braddock's heroic plans backfire
Russell reflects on how he met Kat Finch sometime after Day Zero.
Jim Lecter's delusions take him to places he'd rather soon forget.
An embarrassing moment arises as Russell's thoughts are misinterpreted, leading to rumors.
A plan to leave the camp after a hybrid incident, is met with mixed emotions. Soon, a revelation is brought to light regarding the hybrids as Rachael becomes a liability.
Cameron's altered behavior creates fear among the group. Elsewhere, Blake and Rachael have an intimate discussion.
The season ends with an increased hybrid presence, threatening the survivors' hopes of keeping their home base. And efforts to find a cure to save one of their own, forces them to contemplate mercy killing.
The survivors attempt to make their new home hospitable, while another group is on the hunt for Jim Lecter.
Jim's past has caught up with him when Ben's hold on the other survivors reaches its breaking point. Meanwhile, a startling experiment leads to even more mystery surrounding the Hybrids.
As the Hybrid experiment continues, a profound revelation about Ben's group creates an opportunity for the original survivors, while Diana and Namaah's attempt to unlock the mystery surrounding a newly discovered survivor pits them against unforeseen dangers.
Tiras's past comes back to haunt him, placing the survivors in danger as one of them offers up the ultimate sacrifice.
A lone survivor shares a secret mystery revealed about the Hybrids, as Tiras is grilled for a major mistake that could cost the survivors their lives.
A new alliance forms between an emboldened South and other Utahns empathetic to the Pioneer cause, that could have implications for Ben's team.
As the Confederates assist the Deseret Pioneers in taking Utah back from the federal government, a clash of egos surfaces at the camp. Meanwhile, Rachael triggers an investigation into a mystery involving someone among their ranks.
The survivors are visited by a team of militia seeking unification, only to find themselves splintered on opposite sides of a great divide.
As backup arrives to support General Cain's men, a returning survivor tries to seek refuge. Elsewhere, Ben's team is met with even more opposition.
The new CSA is confronted by something more sinister surrounding the survivors' base, while a pivotal discovery regarding Jim threatens to set the world back into the brink of oblivion.
The Hybrids have been eradicated. The new CSA has retaken all of its colonies. Their final mission: retake U.N-controlled California.
John's identity is revealed as loyalties are tested when Ben carries out his personal agenda.
Father John wrestles with helping Leo's troubled family against the United Nations' peacekeepers, while a CSA reunion is cut short due to competing factions
Fr. John is visited by an old friend. Elsewhere, the CSA plots its next move under LtCol Thetis's leadership as SGT "Wilkie" is suspected of losing Major Courtney to the enemy.
Fr. Formosus is short-handed in his ministry as a worsening U.N. crisis among them threatens Thetis's newfound camp. And a new recruit (Derek Boone, "The Hollow Point", "Dead Trigger") finds a home with the 42nd Platoon.
The Rebels face imminent danger from espionage inside the camp.
Fr. John returns to the 42nd Platoon with a miraculous discovery which raises the ire of a returning member of Ben's group, as the camp is hit with enemy infiltration.
Camp security is threatened when the U.N. kidnaps a CSA soldier, as a former Hybrid's reunification with a possible loved one sparks additional fear.
LtCol Thetis leads a manhunt to recapture a U.N. reconnaissance officer, as Erica vows to rid the world of Hybrids.
The battle lines are drawn when the 42nd marches onto the U.N.'s California-Nevada border, as a mysterious phenomenon places the world at a standstill.