In the series finale, Dr. Cannerts and Jake make a breakthrough. Meanwhile, Jana and her traveling companions hit roadblocks as they head home; and Lex has just one chance to take down Dr. Lommers, so he must act quickly and carefully.moreless
Lex gets Leo's cryptic clues and winds up at a warehouse outside the city. Meanwhile, Jana, Sam and Suzy work on acquiring the money they need to escape; a rumor puts Dr. Cannerts' life in jeopardy; and Teresa finds shelter at her grandmother's home.moreless
Lex clashes with Leo over how to proceed in the wake of an unsuccessful plan. Meanwhile, Jana ponders what to do when she hears it may be possible to escape the cordon; and something surprising brings Jake and Katie closer.moreless
Teresa goes into labor, so Bitscan is transformed into a temporary delivery room. Meanwhile, Lex worries about Dr. Lommer's altered behavior; Leo keeps untangling the conspiracy behind the outbreak; and Jake comes across some curious info.moreless
Protesters try to break free from the cordon, and Lex and Dr. Lommers can't help defuse the situation because they're severed from the chain of command. Meanwhile, Jake and Katie go on a date; and Leo gets closer to uncovering who caused the outbreak.moreless
A breakthrough is reached by Dr. Cannerts as he works on finding a cure. Meanwhile, Katie and Jake learn the truth about patient zero; Jana and Suzy plan an escape via the tunnels; and a dangerous plot to secure a possible antidote goes off course.moreless
Lex clashes with a captain in the National Guard as the military take control of the cordon. Meanwhile, Xander and Leanne quarrel over what's best for Teresa and the baby; and Jana takes a stand against some violent addicts before making a plea to Lex.moreless
Thomas goes missing, and Katie and Jake search for him after discovering his family has perished. Meanwhile, Teresa and Xander plot an escape from the grocery mart; and a determined Lex seeks to unearth the truth about a possible government cover-up.moreless
Plans for a food drop in the cordon lead to a disagreement between Lex and Dr. Lommers. Meanwhile, Jake struggles to control a group of troublemakers; and Katie questions the timeline of events prior to the outbreak.moreless
Lex must deliver false hope to the public, and his annoyance with this task mounts. Meanwhile, Jana grows suspicious and tries to contact Lex; a concerned Leo reaches out to an unexpected ally; and a grocery-store outing goes badly for Teresa and her mom.moreless
When Dr. Lommers denies Lex's request for additional reinforcements, Lex must rely on Jake to take control of the situation inside. Katie has a confrontation with one of her student's desperate parents. Teresa is shaken when her mom's store is robbed. When Leo releases more damaging videos, drastic steps are taken to shut him down.moreless
Lex seeks Jake's help in tracking down a missing woman who had contact with an infected patient. Meanwhile, Teresa learns about her friends' possible exposure; Katie watches over her students; and Jana discovers that Suzy is also stuck inside the cordon.moreless
Drill makes his final move in a deadly end-game.
Drill reveals which child that he possesses... or does he? Wes tries to save Minx, while Sean makes a deal with Goetz.
Claire and Wes convince President Winters to round up all the children in the hopes that they will negate Drill's primary weapon against them. However, Drill manages to infiltrate the quarantine facility.
The team attempt to destroy Drill once and for all using the knowledge that they've gained. However, if they fail, Drill's retribution will be swift and terrible.
Claire and the others attempt to keep Thomas Harcourt alive, in the hopes that he can provide information on Drill's ultimate goals. However, Drill sets a new plan in motion to kill his former "friend."moreless
When it becomes clear that Drill wasn't destroyed along with the rock, Claire and Sean seek out a man who underwent the same experience as Sean 30 years ago.
Sean has no choice but to help the government find a way to stop Drill, but asks for a night alone with his family first. Meanwhile, Lean continues communicating with Drill through Minx, and Frommer orders Jessup to take Henry into custody.moreless
After bringing together Drill's "friends," Claire and the FBI learn more about Drill. Meanwhile, Wes brings the recovered object back from Mali and Sean warns that it's calling to him.
While Claire meets with Sean, Wes finds a clue that leads him back to Mali... unaware that it's a trap set by Drill. Meanwhile, Lena grows increasingly nervous watching Minx for any signs that Drill is talking to her again.moreless
Claire and Wes learn where Sean is heading, and try to stop him from setting off a nuclear meltdown. Meanwhile, Minx meets Henry for the first time and gives him instructions for Drill's game.moreless
Sean takes Maria hostage, while Claire and Wes discover what Drill's next target is.
While Drill continues manipulating the children, Claire and Jessup discover that Sean was at the hospital... and is the man in Ms. Bellings' sketch. Meanwhile, the FBI trace the computer breach to Wes' home computer, and Maria receives an unexpected visitor.moreless
Priscilla fights her way back to reality with the help of Aaron and Rachel. Trueman's atrocities escalate as he tries to stop the resistance. Bass and Miles kidnap the President.
With his wife and son now dead, Neville joins with Bass to seek his revenge on the patriots. Rachel finds out about Priscilla, and Miles and Charlie pinch a steam train.
Charlie finds Miles and Truman gets his shot to get Miles and Bass.
Miles gets injured fighting off a bunch of Sheriffs and then gets inadvertently trapped in a dilapidated building making his way back to camp. Tom kidnaps Charlie and discovers the truth about Jason.moreless
After receiving inside information from Jason, Miles and Monroe head to Austin to try and sabotage the Patriots' plans. Aaron becomes concerned over Priscilla's odd behavior.
Monroe makes a jolting attack on the Patriots while Gene and Miles look for potential allies in Willoughby. Neville and Jason find themselves in deep water when Doyle finds out about the poison. Aaron and Priscilla press onward.moreless