Beneath the surface of Atmos, miners die in Emergent's tunnels while a radical faction called Ordnance plots a violent reckoning above. As the first league race of the ExoGP season approaches, Addy Aker is caught between the criminal underworld of her past and the electrifying sport that could become her future. But on Atmos, choosing sides is a luxury few can afford. And the season hasn't even started yet.