The crime syndicate demands that Cheng Chung-bo lead the way to the treasure trove, holding his family hostage. Booby-trapped, Cheng Fai disengages the device and flees to join Flying Heroine Ma Chau-wan and Detective Wong. Meanwhile, the ingenious scientist Dr Ng is enlisted by the ringleader Ho Kei-ming to match wits and brawn with Fai and Ma. Ma slyly earns the trust of a bewitched Ng, claiming to be Fai's... see more