 A bacteriologist in the cancer research hospital, waiting for lab results, sees a blond haired man move something from his car to a pick-up truck parked in an illegal space.She sees a tow truck pull the pick-up away; within seconds, the truck explodes, killing the operators of the tow truck.A few months later, Jim Chee is asked by Mrs. Vines to find a box stolen from her house, wanting to hire him off-duty.