When an alien race wipes out the majority of the human population, a group of survivors gather to fight back against a highly intelligent, heavily armed alien force whose purpose on Earth is the biggest mystery of all.
The 2nd Mass come face to face with Skitters & Mechs when Tom & Hal lead a mission to rescue Ben and the others. Tom's search for answers to nagging questions could jeopardise the plan presented by Dr. Michael Harris.
Hal devises a new plan to save the captured teens but pulling it off could put someone in danger. Following a sudden tragedy, Anne makes a discovery that could mean the difference between the plan's success or failure.
