This week's race is called Dangerous Invitation that will unite ghosts from the East and West. With Son Na Eun, Seo Young Hee, and Ahn Hyo Seop joining as guests, the members show up wearing different costumes and makeups of famous characters from dr... (more)amas and movies to celebrate Halloween. Then, the members and guests are divided into two teams, Team Humans and Team Ghosts, and play three missions. Winning members receive a hint that will lead them to win this week’s race. Stay tuned to find out the ultimate winner.