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.
Another alien attack is thwarted resulting in a meeting between Tom and a powerful leader.
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.
Exploring the world outside of Hidden Hills, the Bird- Kersees head to the city to see a Broadway musical which in turn inspires Larry to put on one of his own. Everything goes well until the fancy footwork slips up Dick and they call 9-1-1 - instead of going to Marty and Debbie.moreless
The Bird-Kersees get Marty to teach them to drive a car, they can fly a space ship so how difficult can driving be. Amber decides to use a Driver's Ed teacher instead of her dad, a decision she soon regrets.moreless
When the entire Weaver family gets a cold and Larry Bird learns there is no cure, Larry quarantines the Weaver house.
Marty and Debbie move into a new community only to discover that their neighbors are aliens.