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Episode guide

S1·E405 Don’t Trust Them

Core Aired June 17, 2018 85 min ★ 8.0/10 · 1 TMDB votes
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Synopsis

In this week’s episode of Running Man, Son Dam Bi, Seo Eun Su, Lee Gook Ju, and Gyeong Ree join the show. A total of six couples are formed and among them, five are thieves and seven are civilians. Also, there is a Boss, the leader of thieves, and a King, the leader of civilians. Team Civilians will win if the members eliminate the Boss while Team Thieves can win if they eliminate the King. Which team will get to win the race? Stay tuned to find out!

Source-grounded

Episode recap

The episode titled “Don’t Trust Them” opens with the regular cast of Running Man welcoming four special guests: Son Dam Bi, Seo Eun Su, Lee Gook Ju and Gyeong Ree. As the episode progresses, the participants are divided into six paired teams. Within the larger grouping, the show establishes two opposing factions: five of the participants are designated as thieves, while the remaining seven assume the role of civilians. Each faction is led by a figurehead; the thieves are guided by a “Boss,” and the civilians rally under a “King.” The structure of the competition is built around a simple but high‑stakes premise. Team Civilians can secure victory by successfully eliminating the Boss, whereas Team Thieves claim the win by eliminating the King. This binary objective creates a clear line of conflict that drives the episode’s series of games and missions.

Throughout the broadcast, the cast and guests engage in a variety of challenges designed to test teamwork, strategy and physical agility, all while keeping the ultimate goal of targeting the opposing leader in mind. The formation of couples adds an additional layer of cooperation, as each pair must navigate the obstacles together and coordinate their efforts to protect their own leader and threaten the rival. The presence of both seasoned regulars and the four guest participants generates a dynamic interplay of experience and fresh perspective, influencing how each side approaches the tasks.

As the episode unfolds, the tension between the two factions escalates. The thieves work to isolate and confront the King, while the civilians focus on uncovering the identity of the Boss and devising ways to neutralize that threat. The competitive atmosphere is heightened by the constant reminder that only one side can achieve its elimination objective, making every success or setback pivotal. By the episode’s conclusion, the race remains unresolved, leaving viewers anticipating the next installment to see which faction ultimately succeeds in achieving its win condition. The episode exemplifies the series’ blend of humor, physical competition and strategic gameplay within a themed contest.

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Frequently Asked Questions

When did Season 1 Episode 405 of Running Man air?

Season 1, Episode 405 ('Don’t Trust Them') originally aired on June 17, 2018.

How long is Season 1 Episode 405 ('Don’t Trust Them')?

The runtime for this episode is approximately 85 minutes.

What happens in Running Man Season 1 Episode 405?

In this week’s episode of Running Man, Son Dam Bi, Seo Eun Su, Lee Gook Ju, and Gyeong Ree join the show. A total of six couples are formed and among them, five are thieves and seven are civilians. Also, there is a Boss, the leader of thieves, and a King, the leader of civilians. Team Civilians will...

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