The invasion has begun and the known galaxy is on the verge of erupting into total warfare. For generations, humanity has raised its young for this possibility as willing families sent their children off to remote military academies designed to prepare them to defend Earth and its colonized worlds. The enemy has already conquered one solar system, and it’s apparent that they won’t stop there. At the vanguard of Earth’s response is a group of young and battle-tested cadets ready to turn the tide. But Cody, Joe, and Samantha must come face-to-face with the reality that their limited experience has not fully prepared them for the devastation that is about to unfold.