To get back his wealth and reputation, young Shoichi (LIN Hoi) decided to make a plan for seeking buried treasure in the Philippines which is made during World War II while his Dad (Japanese military officer) was is charge to ask a Chinese coolie group to bury valuables like golds. He also knows the map is at two escaped guys both own half of it. Shoichi subsequently goes to the Philippines and PRC to get the map but in vain. The Chinese map portion is in the hands of an old guy taken care by young cop WANG Chin (Annie WU Sun-kwan). The old guy is being hurt by Shoichi while WANG started the investigation. Finally they find out the facts that the treasure contains Chinese national treasures. PRC Gov't decided to send WANG Chin and Dr. LI (MOK Siu-chung) to the Philippines to reclaim these treasures which led by a Philippine local guy (CHOW Man-kin). However, the whole treasure process is a nightmare .....
Police Story 4: Firs
Jackie Chan reprises his role as Chan Ka-Kui (also known in some versions as Jackie) yet again as a Hong Kong cop who works with Interpol to track down and arrest an illegal weapons dealer. Later Jackie realizes that things are not as simple as they appear and soon find himself a pawn of an organisation posing as Russian intelligence.