Old Mr. Lo has three sons and the youngest one Lo Kung is his favorite. However, Kung does nothing but fool around all day long. Old Mr. Lo is very annoyed about this. The relationship between father and son is thus affected. So on Kung's birthday, his two brothers decide to play a joke on him. They trick him into believing he has won the lottery. Kung is so happy that he spends a tremendous amount of money. When he realizes he is in huge debt, he pretends to go insane and the whole family believes him.

Carefree Peter Chen and serious Paul Chang are airline pilots and close friends. Peter disturbs the love life of three girls, one each in Hong Kong, Manila and Singapore.

Interpol officer Dickson Kwan is sent to Hong Kong to investigate in a fake passport forgery case and collaborates with officer Pau Sei and Lau Ting Kin. Due to different approaches on investigating, Dickson and Sei often get into conflicts. Later during an arrest operation, Dickson saves Sei's life and they forget about their bygones. Sei has a daughter Eva, who opposes his father to be a cop. Dickson falls in love with Eva and pursues her, however she does not like Dickson's dangerous profession and although she has feelings for him, she still rejects him.

Some 40 years ago when warlords rode rough-shod over the Chinese people, circus acrobat Pao Te-cheng took to the hills and began robbing the rich to help the poor. His daring feats earned him the nickname of “The Masked Robber”. Trying to intercept a large sum of money to be turned over to public security chief Cheng Kuan-hsi, he is nearly caught. Partner Hsiao Chung is jubilant over his safe return. But in the government office, chief detective Ma Pu-yun frantically plots his arrest. Ma Chien-li, son of the chief detective, devises a clever trap set for Ma Pu-yun’s birthday party. Among the guests is Huang Tan-ping who is engaged to Doctor David Lee. Ma Chien-li proposes to her without knowing this.

Famed screenwriter Shen Chiang got one of his very first chances to direct his own script with this exciting action adventure. His story is suitably thrilling: if villains "Winged Tiger" Teng Fei and "Underworld King" Yin Te-lung combine their kung-fu knowledge, the "Martial Arts World" will be plunged into chaos. That evil union is set to occur at the marriage of Yin's sister to Teng. Can this dangerous duo be stopped before one says "I do"?

Tuba is a fainthearted cop who prefers to play in the brass section of the police band to pounding the streets. One day, he finds himself caught up in an extortion case with trigger-happy detective Rambo Chow. When Rambo gets fatally wounded, he makes a half-hearted vow to avenge his death. Tuba is more than a little surprised when Rambo's spirit returns to make sure the timid cop makes good on his promise. Backed up by his hotshot partner Cheung, Tuba eventually summons the gumption to track down the baddies.

A hired assassin unknowingly makes friends with the man he's been sent to murder.

Years later, a woman narrates her personal story of the Japanese takeover of Hong Kong in 1941. She's Nam, young, attractive, daughter of a wealthy rice merchant, and prey to painful, disabling seizures. Her boyhood friend is Coolie Keung, whose family used to have wealth; he's now impoverished, a tough kid, a leader, in love with her. Into the mix steps Fay, cool and resourceful, an actor from the north, intent on getting to Gold Mountain in the US or Australia. They form a threesome, but the day they are to leave Hong Kong, the invasion stops them. Fay must rescue Keung from collaborators, Nam falls in love with Fay, and danger awaits their next attempt to escape.

The two fighters of the title clash due to a gang boss playing them off against each other. The boss is hoping to steal a million dollars of the country's money, and when the two fighters realise this they combine forces to defeat the gangster, and his accomplice, a man whom they had both formerly respected.