The Reaper Plague Plague Wars Series Book 7

With a homicidal alien spacecraft inbound at high speed, Skull and Raphaela fly to meet it in a desperate bid to buy time for the Earth. In the meantime Brigadier Spooky Nguyen presses to build the world's first space battleship while Colonel Muzik and Master Sergeant Repeth fight a life-and-death battle to return civilization to the nuked and plague-ridden nation's capital.