Dr. WONG PO FUN (Nick Cheung) joins \Life Force\ an international medical humanitarian organization, to carry out the unfulfilled wish of his deceased girlfriend, HA HIU TUNG (Gigi Leung). He also sets up \,Dragon Medical Centre\ to help the poor. Fun is working with the organization in Kenya, he meets a young doctor called Chai Pak Hang (Raymond Lam), who works at a private hospital named \Grant Hill\ in Hong Kong. Influenced by Fun, Hang joins \Dragon City\ later. HONG KIU (Sonija Kwok), a nurse at \Ling Siu\ is impressed by Fun with his principle of putting patients first. However, Fun cannot get over Tung. Meanwhile, Hang meets a volunteer HA HIU CHING (Leila Tong) when he is in Africa and likes her very much. When they meet at \,Dragon City\ again, Ching hangs back because of the existence of KO SIU YAU (Sharon Chan) , who comes from a wealthy family. with Fun at both \Dragon City\ and \Life Force\ Hang learns that apart from giving patients medical treatments, doctors should also help patients to live a meaningful life. However, when Hang and Fun face their own lifetime challenges, they feel weak and helpless.