"Jirisan" is written by writer Kim Eun-hee of "Kingdom" and "Signal" and directed by Lee Eung-bok of "Descendants of the Sun", "Mr. Sunshine" and "Goblin". It tells a suspenseful story between people who climb the mountain against the vast secrets of Jirisan. It will unfold the story of the National Park Commandos who shuttle through the mountains to rescue the victims.