"Frigid temperatures wreak havoc on Dawson City, putting the fire department in danger; an avalanche shuts down the Klondike Highway and a tow operator races to find a driver who has plunged off-road and into an icy river."

"Multiple 911 calls push Dawson City to the brink as they battle to save a family home and a historic building, while snowstorms pummel Whitehorse, causing chaos and forcing a dangerous backcountry helicopter rescue mission"

"As winter tightens its icy grip, the small, isolated community of West Dawson finds itself completely cut off from emergency services. Alone, Ray faces a string of dangerous solo vehicle retrieval missions on a storm-battered highway"

"The Dawson City Fire Department struggles in the absence of their chief; Ray is stuck in deep snow on a remote backroad and Colin races against an incoming storm to keep the travelling public safe."

"The Yukon's Civil Air Search and Rescue Association battles flying conditions in their search for a historic missing plane that had 44 people on board; the Dawson City Fire Department responds to a 911 call that puts the town in jeopardy."

"The Dawson City Fire Department races to protect the town from devastating flash floods; officers track down a dangerous and destructive bison herd, have a run-in with a bear and set up a sting to catch a suspected serial over-fisher."

"Conservation Officer Logan has a close call while investigating a case of poaching; an aggressive grizzly bear ransacks a remote trapper's cabin."

"When a bear charges a group of remote researchers, a Conservation Officer deals with the potentially life-threatening situation, and Ray takes on a challenging recovery that bested two tow companies before him."