About 500 years in the future, human society is highly developed and has achieved colonization in outer space. In the process, new crises threaten the existence of mankind. At this moment, Thomas Lasky (Tom Green) is just a student at the military academy of the colony planet. He and Dina (Kat de Lieva) and Sully (Masam Holden) conduct arduous and rigorous training every day. During this period, he suffers from mysterious herpes and has a new understanding of the nature of war. Daily calls with his brother, who is a paratrooper of hell, give him the only comfort. Until one day, his brother died on the battlefield, and Thomas's stay or departure also came to a decisive moment. That night, unknown alien creatures invaded the academy, causing huge casualties. In times of crisis, the chief sergeant, the god of the battlefield, came... This film is adapted from the video game of the same name.