The Lysynmanovites planned to kill Lee Min Se, a prominent scientist living in North Korea, in order to take possession of his discovery. To this end, they sent Park Dong Gyun to Pyongyang. After getting a close look at life in the Democratic People's Republic of Korea, Park Dong-gyun couldn't go through with the crime and decided to tell the Korean counterintelligence folks everything. With his help, a gang of seasoned saboteurs was exposed and caught.
| Actor | Role |
|---|---|
 Se-Yong KimDong- geun Pack | Dong- geun Pack |
| JJong BaeWon-gyn Pack | Won-gyn Pack |
 Hyeon-Sook KimOul-suk | Oul-suk |
 Hong-sik KangProfessor Myung-se Lee | Professor Myung-se Lee |
 Du-Yeong JeonNot listed | Not listed |
| SSuk LeeNot listed | Not listed |