As John Jones adapts to civilian life on Earth, he returns to Middleton, Colorado. John reunites with Dr. Saul Erdel, the first human he encountered, when he sends a distress signal. As local authorities began to disappear, Saul had no one to turn to but the Martian Manhunter and policewoman Diane Meade. As a duo, John and Diane begin to investigate the suspicious disappearances that have taken place.