Seo Yigang is the best ranger at Jirisan National Park. She knows virtually everything about the area, including where to climb the mountain. Kang Hyeonjo is a rookie ranger at Jirisan National Park. He graduated from the military academy and was once an army captain. He has a secret that he can't tell anyone about. These two people become partners and they work to save people around Jirisan National Park.

Cast:Jun Ji-hyun, Ju Ji-hoon, Sung Dong-il, Oh Jung-se, Jo Han-chul, Joo Min-kyung,

Genre:Mystery, Drama,

country:South Korea,

Production:Studio Dragon, AStory, Baram Pictures,