Operation Phoenix Book 4: Invasion

With the Imperial Guard defeated, the Human survivors must deal with an even worse enemy, the Invasion of spirits from beyond our dimension. Richards must find a way to avert the takeover of the Empire before the Humans can find the planet Romasu. How can he defeat an unseen enemy as well as deal with unexplained System failures throughout the fleet? On top of all these things, the Humans must deal with the wrath of Dusya.