In the year 2199, humanity has colonized other planets to escape overpopulation. However, their peaceful existence is disrupted when they discover the "Apocalypse", a species that harnesses human brain energy to power their mechanical bodies. To counter this threat, humanity sends trained soldiers to reclaim Pluto and eliminate the Apocalypse. At the forefront of this mission are Lieutenant Jonathan Tyberius and Leonard Schteinberg, who form a romantic bond amidst the chaos. As the war intensifies, the two lovers are forced to part ways, each facing their own challenges in the battle to ensure humanity's survival.