Senior Inspector YIU HOK-SUM is attending a mind-reading course in the US. SUN’s father YIU TIN-PO died when he was a child. The unhappy memory of how he witnessed his father’s death comes back to him during a lesson. SUM has returned from the US. His mother, CHUNG SAU-HAN, hopes that he can go to dim sum with his stepfather, CHING SHIU-HONG, and his sisters. SUM goes with his half sister, PUI-YEE. At the restaurant, SUM finds a customer’s behavior very strange. On the day he resumes his duties, SUM finds that his team has grown stronger. In addition to old members MAK WING-HEI and WU HAU-YING, Sergeant HO LAI-YIN and Station Sergeant YIP CHIN-TING have also joined the team. SUM cracks a scapegoat plot with just a small effort. TING and YIN are impressed by his remarkable mind-reading skills and powers of observation. A woman named LEUNG SZ-MAN has been strangled. SUM, TING and other team members arrive at the scene……