Ice Road Truckers: Season 7

Season overview

Role: Meticulous television and film archivist.
Task: Write a JSON object for Ice Road Truckers Season 7.
Keys: overview (160-220 words), primer (array of exactly 4 concise bullet points).
Constraints: Use ONLY provided synopsis and sources. No invented facts. No markdown. No asterisks. No headings. No bullet points (in the overview, though the primer is an array of strings). Plain text. Valid JSON only.
Source Material:
TMDB Synopsis: Hugh "Polar Bear" Rowland returns after quitting Polar Industries to set up his own shop in Manitoba. He poaches Polar's dispatcher to compete with Mark Kohaykewych. Hugh recruits tough truckers. Polar Industries counters by enlisting Alex Debogorski, Lisa Kelly (returning after a year hiatus), and Darrell Ward. Also features Joey Barnes ("The King of Obsolete"), a mechanic with rare/re-engineered trucks who rescues people in remote Manitoba.
Source [1]: General info about Yellowknife, Canada, and dangerous conditions.
Source [2]: Series aired on History Channel 2007-2017, returns 2025.
Source [3]: Cast includes Alex Debogorski, Thom Beers, Hugh Rowland, Lisa Kelly. Mentions driving over frozen lakes in Canada's Northwest Territories and Alaska's Dalton Highway.
Source [4]: Mentions Yellowknife, Canada, hauling equipment/supplies to miners in the Canadian tundra on a 350-mile ice highway.
Source [5]: Season 7 aired in 2013.
Drafting Overview:
In Manitoba, Canada, a professional rivalry intensifies as Hugh “Polar Bear” Rowland returns to the ice roads after quitting his position at Polar Industries. Having established his own business directly across the street from his former employer, Rowland aims to reclaim his title as “King of the Road.” To challenge the dominance of Polar Industries and its owner, Mark Kohaykewych, Rowland poaches the company's dispatcher and assembles a team of tough truckers to secure enough loads to force his old company into submission. In response to this threat on their home turf, Polar Industries enlists several high-profile drivers, including ice road legend Alex Debogorski and Alaskan trucking icon Lisa Kelly, who returns after a one-year hiatus. Montana legend Darrell Ward is also recruited by the Polar crew. Alongside this competition, the season follows Joey Barnes, an eccentric mechanic known as “The King of Obsolete.” Operating out of a yard filled with rare and re-engineered vintage trucks, Barnes utilizes his unique fleet to perform rescue operations for those stranded in the most