A horrid crime was committed at a wedding reception and bridesmaid Chi Ching was the lone eyewitness. At the police station, she recognised the suspect, Suen Ling, in a line up. She also discovered the affair between this stranger and her lover. All of a sudden the emotional turmoil surrounding her chronic illness resurfaced and quickly grew beyond control.

Kung and Kin's rivalry goes way back to the seventies when they fought over the same girl, who eventually became Kung's wife. Now they run competing phone stores right across from each other on Mongkok's busiest street, and stretch their minds trying to outdo each other with crazy promotions.

In the year 2043, an evil crime lord is trying to take over the world. Only one government official stands in his way, and plans to send him to prison, so The General and his minions Kent, Thai King, and Toyota travel to the year 1993 to kill the official before he has a chance to get into office. During a battle with The General's minions, the Future Cops Lung, Broom Man, Ti Man, and Ah-Sing hear of their evil plan and devise a plan of their own to travel back in time to protect the official.