Plot: Recently, the law firm of TSZ-YING's Uncle CHARLES gets hired to deal with the case involving a star called SIT KIM, who is charged with assaulting a police officer, and they even want TSZ-YING to defend their client. While teaching CHING-CHI and TSZ-BOK in detail about the legal proceedings, CHI-NGAI constantly simulates the possible reaction of the accused so as to test their ability of dealing with the emergency