Five Prominent Biophysicists Give The United States Government An Urgent Warning: Sterilzation Procedures For Returning Space Probes May Be Inadequate To Guarantee Uncontaminated Re-Entry To The Atmosphere. Two Years Later, Project Scoop Sends Seventeen Satellites Into The Fringes Of Space In Order To 'Collect Organisms And Dust Of Study'. Then A Probe Falls To The Earth, Landing In A Desolate Area Of Northeastern Arizona. A Little While Later, In The Nearby Town Of Piedmont, Bodies Are Discovered Heaped And Flung Across The Ground, Faces Locked In Frozen Surprise. The Terror Has Begun. . .