As two international policemen are killed during the investigation, the headquarters dispatches Bobby Kim to Hong-Kong. Joining Pa-Ryung who has already started the investigation, Bobby Kim meets his lover, Kyeong-Hee. But since the information is leaked out, Kyeong-Hee is suspected. In anguish, he gets out of the organization and becomes alcoholic. The communists try to use him, but everything is a plot planned by communists.