<P><B>The third case for the team of elite teenage agents who use their ESP and high-tech gadgets to investigate cases the police can't solve</B><p>A figure wearing a white mask swoops down a deserted hospital corridor toward a quarantined patient. Covered in black sores and writhing in agony the patient can't be saved by modern medicine. But then, the masked figure is not a modern doctor. Bodies are being discovered all over London, all marked with the same black sores—it seems a contagious disease is spreading across the city. But when witnesses all report seeing the same mysterious masked figure it seems there's something more sinister going on.