city hunter:

Lee Young Sung is a man who has been influenced by the thirst for revenge of his father, it is then decided to take on the 5 people who were involved in the disappearance of members of the Special Forces in South Korea in October 1983 .

To engage more effectively becomes part of the National Communications Team at the Blue House (Korean Presidential House) where he meets Kim Na Na, one bodyguard, who after losing their parents in an accident, had to survive doing everything.