Far into the future, when war has ravaged Earth beyond a habitable state, humanity has no choice but to look to the stars for a new beginning. To preserve what's left of humanity, the Worldwide Space Legion was formed, along with the Science Division, an organization tasked with achieving technological advancements that would secure humanity's future. Catherine 005, former SD military advancement project, must learn to work with her new team of WSL operators and overcome past traumas in order to prevent an interspecies war that could wipe out the known races of the universe. Squad Leader Johnathan Kingston has allowed her a place on his team despite her less than glowing record. The two will have to work together to uncover secrets, solve a murder, and save the fragile peace humanity holds with their alien allies.