Yoon Se-ri is a South Korean successful entrepreneur and a chaebol heiress. One day, while paragliding in Seoul, a tornado blows her off course and she crash-lands in the North Korean portion of the DMZ. Ri Jeong-hyeok, a member of the North Korean elite and a captain in the Korean People's Army is patrolling and discovers Se-ri. He is persuaded to hide her and help her return to the South.