Adapted from a popular 'three dime novel' the story revolves around two down-and-out buddies, one streetwise and quick-witted the other naïve and kind-hearted. This oddball duo go through up and downs and eventually get their break in life.

Inside a café, on Christmas Eve. Chim Kei meets an enigmatic woman named Mimi Wong who introduces herself as the daughter of an upper-crust family. But the infatuated writer is struck by a spasm of sorrow when he later sees Mimi make her appearance as a taxi-dancer at a party. The lovers are reconciled by the story of her plight told by her sister Annie. However, Mimi goes missing on the engagement day. By a stroke of luck, Chim runs into the elusive woman again and finds out how she was forced into prostitution by her drug-addict husband, his childhood best friend and benefactor Chan Hung-kit. Chim leaves dejectedly, and has since been idling his days away. The frail Mimi confesses her love for Chim on her deathbed, and from not far away, Chan has ended his own life.

Working as a telephone operator on the nightshift, David Lau received some calls from a woman for a David and agrees to a blind date. Wearing a violet on his lapel, David mistakes someone else for his date. Jennie Lee, a stranger, comes calling at the hotel, addressing a bewildered David with an intimacy that is familiar and awkward. Mok Yu-fuk, the self-proclaimed Sherlock Holmes, follows Jennie but gets robbed. Lau received an invitation to Jennie's birthday party. The guests acting strange at the party. Jennie and Lau take a stroll along the beach. Jennie suddenly hurls herself into the sea in a run. Five years ago, when Jennie was having a heart-to-heart talk with her fiance David Wong on the beach, her neglected brother ran off to the sea and drowned himself. Suffering from a nervous breakdown ever since, Jennie was devasted by the departure of her fiance to America. The hopes Jennie's parents are pinning on the new David to boost their daughter's recovery are merely wishes.

Poor teacher Chan Chi-hong, his wife Lee Yuk-mei and their five children survive on his meagre pay. When he is laid off by two schools in a row, the family runs into difficulties. The children resort to begging on the streets to pay the mother's medical bills. Turning to writing, Chan's novel fails to find a publisher and, worse still, he comes down with tuberculosis. Dealt a further blow by the death of the youngest daughter and the pressures from the loan sharks, Chan contemplates killing himself and his family but changes his mind when he witnesses the sacrifices made by other parents for their children. He vows to be a dutiful father and tries his best to overcome their adversities. His novel is finally published and sells well. Through thick and thin, the family at last sees the light at the end of the tunnel.

Orphan Lee Dan-hung is made a scapegoat by her cousin Chor Kwai-ping. Facing drug trafficking charges, Lee is released on parole with the doctor To King-chung as guarantor. Lee works as a sanatorium nurse. The modest caretaker, Matriarch To plays matchmaker for her son To Ngan-sing and Lee. Ashamed of her past, Lee listens to the doctor's advice and keeps the Tos in the dark. Chor returns and coerces Lee into colluding with smuggling ring by threatening to kill her newborn daughter. The reluctant Lee is arrested in a police raid together with the gang members but is later acquitted. With a reputation to defend, To toughens his heart and expels Lee. Lee leaves for Borneo with a touring opera troupe but a yearning for her daughter brings her back several years later. Feeling for the upset in-law, Matriarch To grants her stay until his son's return from business in a few months' time. When To returns, he decides to make up for the wasted time by bringing Lee and her daughter home.

Lawyer Fan Kam-man believes that his wife Chun Yuen-yung perished in a plane crash three years ago and walks down the aisle again with Yan Bik-kei. In fact, Chun survived a crash-landing on a deserted island with fellow passenger Wong Ah-lik, a biologist. Returning to civilisation, Chun sabotages their wedding night at the hotel. Overjoyed with her safe return, Fan pulls off a feat with his mother and wife to terrify Yan into divorcing him. However the lie is exposed when Wong shows up. Unyielding, the women settle to serve as wives to the same man. Mistaking Fan for the person Chun is going to see, the eavesdropping Yan goes to the date in her stead and unwittingly sleeps with Wong. Yan finally settles for Wong, putting an end to the topsy-turvy.

Gangster Pang Tin-tak runs an underground casino operated under the guise of the Blue Nightclub. The fearless and cagey Fung Kim-ching and the adept professional To Yuet-hung strut their stuff on the poker table and catch the eye of the boss. Enlisted as his trusted aide, To the undercover officer carefully cloaks her identity to conduct a criminal investigation but has to stop in the light of Pang’s growing suspicion. The raid led by Detective Chan is successfully foiled by the sly gangster, who unmasks the spy and holds her captive together with Chan. Fung frees the captives before he joins Pang for his transactions by the sea. Pointing a pistol at the gangster, Fung identifies himself as the leader of the Interpol anti-drugs squad as the gang members are handcuffed and led away by To and her team.

Hong Kong thriller.

HK horror film.