Mr. Lee, a senior social worker, has been fed up with all sorts of social problems that cannot be resolved. He wants to resign after passing his expertise to the new comer, Candy. However, because of lack of manpower, he is asked to handle multiple special cases before he leaves, including mildly retarded Ha, Po with Down syndrome, schizophrenic Ming, Chung with serious autism and Keung with hyperactivity disorder. While Lee and Candy engage themselves in handling those difficult cases, Mrs. Lee...