To fix the misfired new Croc Carrierzord, Doctor K requires a unique part only found outside of Corinth, in the wreckage of Scott's brother Marcus' fighter plane. Through flashbacks, the tragic story of the jet piloting Truman brothers is revealed. Going against his Colonel father's orders, Scott heads outside the dome to recover the part. Which can he overcome first, his reopened emotional wounds over Marcus' loss, or the deadly new Venjix attack bot awaiting him? (thetvdb.com)