As the player, you assume the role of Captain Cool “Steel” Turner, a seasoned veteran and leader of the Militia. Alongside your loyal squadmates, including the skilled sniper Sergeant Ava “Spectre” Ramirez, the heavy weapons specialist Corporal Max “Blitz” Jackson, and the tech-savvy engineer Lieutenant Mei “Wrench” Chen, you take up on a series of high-stakes Levels to thwart the Crimson plans.