The second Mass' victory is short lived when they discover that the Volm plan on shipping them all off to camps in Brazil.
Tom returns safely back to the camp, angry about the death of Lexi and Anne. He comforts his sons and instructs them to use their pain for strength in avenging their deaths. Lourdes continues to sabotage the camp, but has she pushed her luck too far?moreless
Tom wakes up in a pre-invasion world.
The Picket family rob the Masons as they search for Anne and Alexis leading to a stand-off for their supplies.
The Masons are in for trouble when Hal 's intentions come to the surface.
Marina disobeys orders, Weaver searches for two missing 2nd Mass members and after a mission goes pear shaped, Tom and Pope finds themselves relying on each other to survive.
Another alien attack is thwarted resulting in a meeting between Tom and a powerful leader.
The mole is still at the front of everyone's minds, especially when they come under sniper fire from a young girl. Anne continues to worry about her baby.
Taking place several months after the end of last season's final episode, the 2nd Mass attempt to liberate children who are being forced to work a mine, guarded by skitters and mechs.
Arthur Manchester investigates a mole in the ranks, and the Volm seek assistance in destroying a power source for Espheni weapons.
While Irisa meets a face out of her past, Nolan and Amanda take a trip to deliver scrip for the new maglev branch, only to have their land coach stopped by jackers.
Kenya is among several people that are mysteriously abducted. Meanwhile, Rafe tries to determine who gave his dead son the golden device that may have led to the boy's death.
Two Defiance residents are killed under mysterious circumstances, and Nolan soon confirms that that they were torn apart by mutant Hellbugs. Meanwhile, Irisa is plagued by visions from the past, and Datak and Stahma try to reconcile the situation between Christina and Rafe so that her marriage to their son can proceed as planned.moreless
In the Season 2 finale, the skitters draw closer to the consolidated resistance force. Elsewhere, the 2nd Mass come across their biggest threat as Tom discovers game-changing information.
Tector makes the decision to embrace his military past, while Maggie becomes suspicious that Pope will be leaving he group. The 2nd Mass continue to meet new people along the way, as Tom runs into a former untrustworthy mentor.moreless
Tom lands himself another captive andBen is lead into danger at the hand of someone he trusts. The unit faces a brand new enemy while trapped in the basement of a building.
While on patrol, Hal and Maggie discover an unharnessed and alive Karen among a group of half-buried unharnessed corpses. Tom has some tough decisions to make when Weaver falls gravely ill from the bite he received at the harnessing factory.moreless
A skitter is captured and imprisoned at the camp, Hal bonds with Maggie as they discuss her past, and a familiar figure returns to the group with questionable motives.
Hal and Ben have their bikes stolen while out on patrol and the hunt to retrieve them leads to the discovery of something much bigger. Matt finds himself in serious danger and Weaver rediscovers a lost family member.moreless
The 2nd Mass moves into an airport hangar but the situation gives Anne reason to worry about the health of the group. Meanwhile Pope and The Berserkers hatch a plan to deal with Tom. The group suffers a great loss but receives a promise of hope from a mysterious visitor.
Tom begins to wonder if his mind was affected during his captivity whiles truggling with the memories of what happened while he was with the aliens. While trying to find a way to escape the approaching Mechs and Skitters the 2nd Mass comes across a bridge that could lead them to safety, when the bridge is damaged it's up to Ben to scout the area for signs of the enemy while Jamil attempts to repair the bridge to allow the convoy to cross. Ben makes a discovery and along with Hal, Dai and Karen must launch an attack to protect the rest of the group.moreless
Rosen and his team must choose sides when Red Flag launches a full-out assault on the Department of Defense.
The DoD imprisons Rosen and his team after they suspect that one of the members is a Red Flag traitor.
Cameron and Nina fall under the influence of a cult leader who can make his followers see visions of Heaven... and feel the suffering of Hell.
A young Alpha with the ability to create powerful inventions from common items goes missing, and Rosen and his team are called upon to find her... and protect her. Meanwhile, Gary challenges his mother and Bill contemplates fatherhood.moreless
After years of pursuit and a countless number of murders, Langston comes face-to-face with serial killer Nate Haskell inside the house where his killing spree began.
Langston becomes more determined than ever to track down Nate Haskell, the notorious "Dick & Jane" killer, after discovering that he's kidnapped his ex-wife, Gloria.
Nick and Greg have a barn full of scattered body parts to piece together - without names or heads to identify them. Langston's old nemesis, Nate Haskell, is back in action and playing his usual game of five-level chess against the LVPD.moreless
Langston and Sara investigate the strange case of Iona, a social worker whose own psychological fetish led to her death, while Nick and Brass try to find those responsible for the chilling suicide of a 17 year old girl, a victim of cyber bullying.moreless