When Thomas heard the cries for help, he didn’t hesitate to do the right thing. It was his chance for redemption. Until everything went wrong. The cave should have been deserted. The perfect place to hide. Instead, it’s crawling with soldiers and engineers working to unearth the impossible: Excalibur.

When the research starship Galileo vanishes without a trace, the powers-that-be are quick to bury the incident, eager to prevent escalating tensions that could lead to war. As a former POW, Soren refuses to give the ship up for lost. His daughter is one of the missing. Taking matters into his own hands, Soren starts pulling strings and calling in favors, determined to launch a clandestine mission to bring Galileo home. When an old friend offers him a ship for the operation, he expects a rusty relic headed for the scrapyard.

During a test flight for the world’s first warp engine, Major Noah Gantz is set to go down in the history books. Despite years of training, the mission goes sideways, and instead of a quick trip to the moon and back, Noah's ship is transported across the universe to stars unknown.

Beneath the surface a war rages between the surviving demons still inhabiting the Earth and those few, the initiated, who fight to keep it buried deep where it belongs in the darkest shadows. Troy Odell was doing what he did best, taking the fight to the enemies of the free world. No two missions were ever the same, but he never expected his world to turn so violently upside down as it did. The only surviving member of his team of US Marine Raiders, he finds himself drawn into that secret battle.

An interstellar colony ship on Earth prepares for take-off. Before reaching their first stop—Proxima b Centauri—they are awoken from their cryo pods early, only to learn there's been an alien invasion on Earth. But it's too late. Can the crew find a safe refuge from the invaders and track down colonists from other ships?