Kwang Soo is allowed to form his own team with 3 guests similar to him and seeks revenge against the other six Running Men in games where height is an advantage.
Running Man are told they can go anywhere on a train and are asked to write down where they'd like to go. Suddenly guards come out and force them to write down "Prison". They have to face a unique challenge per carriage on the train. If they fail, they are sent to prison.
Running Man face off against Lee Kyung-kyu's second Avengers team in a boxing ring match, sixth sense challenge, and nametag elimination round in a mall.
A-Tom (Topp Dogg) B-Joo (Topp Dogg) Buffy (Madtown) Chae Soo-bin Cho Jae-hyun Da-hye (BESTie) Daewon (Madtown) Dino (HALO) FeelDog (Big Star) H.O (Madtown) Haebin (Gugudan) Hana (Gugudan) Heejun (KNK) Heo Jun (Madtown) Hong Yoon-hwa Hye-yeon (BESTie) Hyeyeon (Gugudan) Hyuk (VIXX) Hyuk-jin (100%) Hyungwon (Monsta X) I.M (Monsta X) Jang Hong-je Jeon Hojoon (Topp Dogg) Jeong-uk Jo Jonghwan (100%) Jude (Big Star) Kang Jae-joon Ken (VIXX) Ki-hyun (Monsta X) Ki-su (24K) Kim Chang-ryeol Kim Chanyong (100%) Kim Hansol (Topp Dogg) Kim Hee-Chun (HALO) Kim Jae-Yong (HALO) Kim Kyung-jin Kim Min-ki Kim Rokhyun (100%) Kim Sung-ki Kim Yoon-Dong (HALO) Lee Dong-yeob Lee Eun-hyung Lee Geon (Madtown) Lee Ha-neul (DJ DOC) Lee Ho-chan Lee In-Haeng (HALO) Lee Joo-heon (Monsta X) Lee Soo-han Lee Sun-bin M.TySON Ma Ah-sung Maeng Seung-ji Mimi (Gugudan) Min-hyuk (Monsta X) Moos (Madtown) Na Hae-ryung (BESTie) Nakta (Topp Dogg) Ooon (HALO) P-Goon (Topp Dogg) RaeHwan (Big Star) Ravi (VIXX) Sally (Gugudan) Sang-il (Snuper) Sangho (Snuper) Sebin (Snuper) Seo Min-woo (100%) Seo Sangwon (Topp Dogg) Shownu (Monsta X) Son Min-hyuk Soyee (Gugudan) Su-hyun (Snuper) SungHak (Big Star) Tae-woong (Snuper) UJi (BESTie) Won-ho (Monsta X) Woo-seong (Snuper) Xero (Topp Dogg) Zizo
This week, the Running Man members are on a chase again. The members have to face the 'flying chair' in fear. The device makes So Min shiver in fear and all the other members shake their heads in shock. Find out where the final destination is for the losers of the race.
This week, the Running Man members are joined by Park Seo Joon and Kang Ha Neul. There are several villains, police officers, an undercover police officer, and a boss. The police need to find out who the boss is, and the villains need to find where the money bag is. Who will be the winners, and who is the boss?