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.

Chang Yau-Wai is a family committed news reporter. Together with his wife, they have their hands full with their children, including their soon to be wed daughter. Things, however, soon take a turn for the worst.