The Galaxy Sentinel is a skilled investigator and is discouraged after his wife's murder. His staff at the Institute seems more interested in accusing him instead of solving the crime. As Sentinel investigates, he faces resistance and obstacles from the Institute, making him question his role and purpose. He discovers clues that lead him to uncover a dark secret about the Institute's involvement, which puts him in greater danger. Sentinel's determination to uncover the truth and bring justice to his wife's killer drives him to confront the mastermind behind the murder. Through his journey, Sentinel uncovers the truth, brings justice, and finds redemption.

Gordon left for the Red Nebula knowing Thor couldn't get him because it was beyond a portal's range. There, Gorden enrages the Planets residents the Xenomorph against the humans with plans to take down the Galaxy Sentinel.