While climbing Mount Paektu, Seo Eon gets his hand pricked by a splinter. He gets treated immediately, and the team continues their climb. When they reach the peak, they see Heaven Lake for the first time and are mesmerized by it. Team Mount Halla visits Jeju Nature Park where animals are rescued for treatment. The kids get to meet roe deer, and they send the roe deer back to nature. (thetvdb.com)