This episode takes place at a spa and the special guest is known for his acrobatic stunts. Running Man members must find him among other people at the spa and do diet karaoke and stunt challenges against Kim Byung-man.
The race starts almost right away with the Running Men having to find the right key to their assigned car, find the guest, and be the first to arrive at the location where the best Running Man is decided through nametag elimination. The first to arrive receives a special advantage.
Continuing from the last episode, the leaders of the two teams must pick up their team members and solve a code before the other team. After solving the code, they receive a mission to get 30 types of coffee and bring them to the master. Then they must compete against each other in mock commercial shoots.
Running Man pairs are formed and receive a meeting place. The remaining Running Man not in a pair does not receive the hint but receives the meeting place accidentally. There they receive unique superpowers and a nametag elimination begins.
The members continue their battle against the 300 university students. Through various games, both teams show their teamwork, determination and passion. As the members head out for the final mission, they find themselves somewhere deep within the mountains. Will they all be able to complete their mission and escape the mountains?
What's New (2019-05-31): added ability to download episodes (starting with ep. 423) via Bittorrent! Please seed for other fans :)