Hopalong Cassidy has received an urgent message from the dead. Answering an urgent appeal for help from fellow cowpuncher Pete Melford, he rides in only to discover that his old friends has been murdered and the ranch Pete left to his niece, Cindy Blair, had vanished without a trace. Hopalong may have arrived too late to save Pete, but his sense of loyalty and honor demands that he find that cold-blooded killers and return to Cindy what is rightfully...