A group of spies, 5446 Corps trained by special forces of North Korea since their youth, with the goal of unifying Korea.They were sent to Korea, where each camouflage was like a fool, an ambitious singer and a high school student.Time boring without receiving any orders from the North, they gradually became familiar with life like normal neighbors in a small town.Due to the events of the second battle of Yeonpyeong, South Korea requested the name, location and 30 -way spy rankings of North Korea to operate in Korea, the prospect of financial support for the North in a state of Binh in which BinhPyongyang turns into their spies.In order to prevent the elite from falling into the hands of the enemy, the North Korean government ordered dozens of positive spies to have their own lives. Meanwhile, their Korean army instructor Kim Tae-Won crossed the border to eliminate those who refused to follow.