
LAU CHUEN HUNG, his sister CHUEN FONG and their friend CHEUNG HO NAM are taken hostages by robbers on a mini-bus. Being bold and daring, NAM tries to deal with the robbers and eventually helps the police to arrest the robbers. This wins him praises from the Police Inspector LEE TAT FOK. Encouraged by FOK, HUNG, NAM and their friend CHENG SING attempt to join the police force. In the end, WAM and SING are admitted but not HUNG who gets infuriated and perplexed.
LAU CHUEN HUNG, his sister CHUEN FONG and their friend CHEUNG HO NAM are taken hostages by robbers on a mini-bus. Being bold and daring, NAM tries to deal with the robbers and eventually helps the police to arrest the robbers. This wins him praises from the Police Inspector LEE TAT FOK. Encouraged by FOK, HUNG, NAM and their friend CHENG SING attempt to join the police force. In the end, WAM and SING are admitted but not HUNG who gets infuriated and perplexed.
Later, HUNG finds out that the reason for his failure is due to his father's connection with the underworld. Feeling disappointed and angry, he quarrels with his father KUEN. NAM's sister NG dislikes NAM being a police and asks him to quit the job. It just happens that FOK has asked NAM to act as a secret agent to crush a case. So NAM lies to his aster that he has left his job and this delights NG. With the help of his partner, NAM starts working for the underworld but is discovered by HUNG. Having to keep his real identity a secret, misunderstanding arises between NAM and HUNG. This greatly disturbs NAM who is determined to crush the case as soon as possible. Also, from his partner he learns that the life .of a secret agent is in no way an easy one. At the same time, NAM gradually gains the trust of the ringleader.