Byung Man's Tribe arrives at an island with the primitive jungle. Lee Seung Yoon, Kim Roe Ha, Yeri, Song Won Seok, Lee Yul Eum and Heo Kyeong Hwan join the Tribe this time. They are asked to survive for 24 hours without Chief Byung Man. Seung Yoon argues with Kyeong Hwan over how to peel a coconut and when to make a fire. Later, they decide to break up the raft to build a house. Will they be able to survive a day without the Chief?