The Extinction Cycle Boxed Set, Books 4–6

This gripping series follows a fractured military and a group of resilient survivors as they battle evolving monsters and attempt to develop weapons to prevent human extinction. Spanning from the battlefields in the United States to Europe, the story explores themes of betrayal, survival, and the relentless fight against terrifying Variants. As the threat intensifies and hope dwindles, the characters face difficult choices in their race against time to save humanity.