After only a short time in the wild, the men find that extreme isolation is beginning to take its toll. A survivalist undertakes a massive cabin project, one man loses his most important tool and another is charged by a large predator leaving him to fend for his life.

As the days pass, the remaining survivalists show signs of cracking. One man battles isolation as another breaks down after missing his daughters 4th birthday. But it's the real dangers of the environment that could spell the end for one participant when he finds himself stalked by a cougar.

A punishing storm batters the remaining men and gale force winds rip through their makeshift camps. One survivalist pushes his bush-craft skills to limit trying to find a way to set sail on the turbulent seas.

In the brutally freezing temperatures the hunt for food becomes the paramount focus of the remaining survivalists. While some find gratifying success; others face complete failure and obstacles that beat them down emotionally and push one man to the brink.

The first six men to go home explain their reasons for leaving, plus an exclusive preview of the what’s to come for the remaining participants.

Temperatures plummet on the island and the remaining contestants are forced to face the onset of winter head on. One man risks it all with a risky move while everyone struggles with the ongoing effects of isolation and freezing temperatures.

Extreme isolation takes its toll on the remaining participants in the wild. Each man’s battle turns to the mind as well as the elements.

Two men remain on Vancouver Island as the storm of the year blows in. The unrelenting elements, isolation and starvation confront both remaining participants, forcing one to go home.

Reeling from a storm, the remaining participants continue to deal with the consequences of their actions; one survivalist's food supply is threatened, while another reveals a secret that jeopardizes their chances of winning.

Starvation and exhaustion push the survivalists to their limits as wild game taunts them at every turn. While one participant looks for a reason to carry on, another teeters on the edge of their breaking point.

The remaining participants are finally adapting to the unforgiving environment but the search for food leads them into harms way. One man is forced to abandon his new boat miles from camp while the punishing rain forces all of the men to question their ability to remain in the wild.

Ten survival experts are dropped off in separate and extremely remote locations on Northern Vancouver Island. Equipped with only limited gear, their years of wilderness experience and supplied with cameras to self-document their journeys, the men are completely isolated from one another as they struggle to live in the wild for as long as they can.

While predators continue to cause problems for a number of the men, water soon becomes a crucial hurdle for others. From fast rising tides to relentless rains, each of the men must adapt to his new environment or tap out and go home. It's the fear of dehydration that plagues one man as another finds his survival threatened along the shoreline by a rogue wave.

In Alone's driest location yet, ten new participants must survive in the Great Karoo desert as they face extreme temperatures, new species of predators, and a host of exhausting challenges, all for a chance to win $500,000. With big game more abundant than ever, some play the odds, while one survivalist gets hit with a debilitating infection.

The survivalists finally begin to cash in on food as game proves to be plentiful. This prosperity is short-lived, however, as dark clouds loom in the distance.

In a new twist, seven family member pairs are dropped miles apart on Northern Vancouver Island and must find each other. To win the $500,000 prize, they must survive the island's unforgiving terrain and deadly predators together.

As their teammates attempt to set up camp, the hikers find that Vancouver Island's terrain is even more punishing when on the move. The island beats one pair into submission, while another grapples with a devastating accident.

As the survivalists struggle to find their footing, signs of winter's onslaught motivates them to put their plans into action; some claim their first victories, while one participant grapples an unexpected issue.

As the participants get past the shock of being dropped in the wild, the ability to think outside the box proves fruitful to some but a detriment to others; some grapple with the choice between building a permanent shelter and securing food early.

As the participants finally get into a rhythm, loneliness begins to settle in for the survivalists; one seemingly small choice proves to be a disastrous mistake for one participant, while another has an encounter with a vicious predator.

A sudden shift in weather tests the strength of the survivalist's shelters, as well as their resolve; unable to exit their shelters, one survivalist carves out creative ways to pass the time while another struggles to cope.

As winter rapidly approaches, the survivalists struggle to keep up with the demands of solitary living; one participant struggles with nocturnal invaders, and another reaches a breaking point.

Winter descends upon the survivalists, forcing them to adapt to the drop in temperatures. With the snow comes a rush of emotion and the participants are tested in their resolve to keep working towards the $500,000 prize. One survivalist settles in for the dark days ahead, while another makes a surprising discovery.

The Karoo Desert's heat and lack of shade continue to force the survivalists to focus on water or risk dehydration. Some participants get creative in stockpiling this life-saving resource, while others find themselves realizing it's a little too late.

As the tumultuous first week nears its end, the remaining survivalists focus on regaining their footing.