Summary: Marian and Mason are called in by the president to see if they can help the special agent, Colby, who was badly injured trying to chase down and stop the military's intruder in Episode 1. At his hospital bedside, they hear about the strange being able to take over other people's bodies, leaving their former bodies dead in a trail. What or who is the creature? What is the Sphere it was trying to steal from the military post? And with Colby barely clinging to life, how can they stop the attacks?
