HING WING sends KAI TANG to receive weapons smuggling from overseas.‧ DIK KI gets information ahead of time and manages to get all the weapons. HING WING suspects that among them there is an insider working for the police and orders KAI TANG to::o find that out. To test KAI TANG, DIK KI purposely reveals to him that HUNG CHUNG is the insider. KAI TANG takes acti6n and is caught red~handed by DIKKI. KAI TANG decides to turn. on a new leaf and agrees to be the insider, gathering HING WING's evidences of crime. HING WING makes use of KAI TANG's position to have hisman ALAN killing one of his enemies. To avoid being sspected, KAI TANG helps readily. Howeverm he fails to grasp HING WING’s evidences of crime. To win HINa WING's entrust, KAI TANG informs him that, ALAN is at the hospital, seriously hurt. Afraid that ALAN would reveal their secret, HING WING orders KAI TANG to kill him.… ...