Cyber Viking Omnibus, Books 1-4

In this complete series, follow Eric Yang, a combat veteran and Denver University student, as he navigates the challenges of reintegrating into society while grappling with his war scars and a futuristic cybernetic arm. His solitary struggles take a dramatic turn when he receives a cryptic warning about an impending asteroid, revealed to be a hostile alien spacecraft. As the threat looms, Eric must strategize, consolidate, and assemble a team to confront the impending danger.