Following the lives of three downtrodden but resilient outcasts, John Lo Mar's gritty social drama paints a sense of realism rarely seen in Hon Kong movies. Li Ching - the best actress of her era - play Ah Chiao is a girl from a rural village stranded in the city, who befriends a kind-hearted transient and a retired actor. They are poor, but they are happy. Although her fortune changes for the better when she becomes a singer, she ultimately learns money can't buy happiness.
While serving time for insanity at a state mental hospital, implacable rabble-rouser Randle Patrick McMurphy inspires his fellow patients to rebel against the authoritarian rule of head nurse Mildred Ratched.
During World War I, a German U-boat sinks a British ship and takes the survivors on board. After it takes a wrong turn, the submarine takes them to the unknown land of Caprona, where they find dinosaurs and neanderthals.