In the winter of 2013, Yong Joon and Jae Sung, a member of the Korean People’s Army, are caught having sex by a superior. After that, Yong Joon decides to defect from North Korea leaving Jae sung. He risks his life to step on the land of freedom and meets Tae Kyu. Two years after, Jae Sung comes over to the South, and Yong Joon must decide between Jae Sung and TaeKyu. This causes misunderstandings and puts them in pain.