The Clark family find themselves in a dire predicament. They must work together to discover a path to safety.

Following a harrowing journey, the Clark family arrive at their new home. Strand faces resistance as he attempts to hold power over his domain.

Still finding their place, Alicia and Nick fall in with new crowds while Madison discovers Otto's past mimics that of her own.

A mysterious character searches for purpose and soon becomes tied to the struggle over a key resource in the apocalypse.

A new threat reveals itself to Madison and Troy as they search for answers. Alicia must reconcile with her past decisions.

News of incoming danger spreads throughout the community as Madison struggles to keep everyone together. Nick grapples with a hard truth.

A new arrival sows a divide within the ranch. Meanwhile, Alicia forms a new relationship in the hopes of maintaining peace.

Madison must negotiate the terms of an agreement in the midst of ranch-wide turmoil. Nick and Alicia challenge their mother's motives.

In the aftermath of the Clark family's actions, new leadership assumes control of the Ranch. Daniel assists Lola in the distribution of water.

With the Ranch dangerously low on resources, Madison and Walker leave in search of a solution. Nick and Alicia struggle to keep the peace.

Following the rekindling of an old friendship, a mission is launched to replenish the Ranch's water supply by seeking the help of another community.

Nick and Jake set out to handle a delicate situation; the Ranch prepares for a threat greater than any they've faced before.

With the Ranchers trapped and without hope, Alicia is thrust into a position of leadership where she's forced to make life-changing decisions.

Alicia encounters a potential ally; Ofelia fights for survival; Nick uses his skill set for profit.

Strand's motives are made clear when Nick discovers a new threat descending on the dam.

Madison faces a horrifying revelation.

After going undercover at PADRE, Morgan and Madison find themselves back at odds trying to do what's best for Mo while struggling to accept their new lives under the watchful eye of PADRE.

After fleeing PADRE, June's safety and solitude are threatened by an unwelcome reunion with Dwight and Sherry and a desperate father's search for his missing daughter.

Mo's hunt to prove PADRE's true intentions has her in over her head as she's drawn into the larger web of secrets and subterfuge of the adults who care for her.

Morgan's return to King County gets complicated when PADRE comes to collect.

The heroes fight the clock and PADRE's forces.

Morgan fights his past as he and Madison race to stop PADRE's expansion.

Strand fights to maintain the peace of his new life after the sudden arrival of an old friend threatens it with ghosts of the past.

The search for gas leads to an unexpected reunion that Madison uses as an opportunity.

Dwight and Sherry confront the demons of their past to secure a better future for themselves.

A survivor is at odds with the rest of the island and is forced to turn to another for help.

The horde led by Troy surrounds the walls of PADRE. Madison and her people must fight for their survival to save what remains.

As the series comes to an end, the fate of PADRE's survivors seems to rest in the hands of an unexpected hero.