Hidden deep beneath the Metropolitan Museum of Art is the Time Patrol, a secret agency charged with protecting the world's timeline from the evil forces who wish to alter it. When the patrol disappears without a trace, only 12 short hours are left before all life on Earth ceases to exist.

Staff Sergeant Winthrop Carter only enlisted in the army for the steady pay. When he cheated on the Special Forces’ final exam, he never expected his actions would get him drafted into the Nightstalkers - an elite team with a mysterious mission and even more mysterious leader. For decades, Rifts have been opening and unleashing bloodthirsty alien life forms into our reality. The Nightstalkers’ goal is to shut down these breaches and stop the beings that emerge from rampaging out of control.

Deep in the Nevada desert is the most secure compound in the United States: Area 51. The most chilling experiment of all time is about to begin there. The president doesn't know about it. Just a few scientists and military personnel working for Majestic-12 do, and they are about to make a very big mistake.

Many millennia ago, humans, including us, were seeded on 15 worlds by an alien race, the Airlia. We believe we evolved, but the reality is we were bred as cannon fodder for the Airlia’s interstellar war against the Swarm, a viral race whose only mission appears to be the obliteration of sentient life wherever encountered. On some worlds humans realized the truth about their origins, uncovered their hidden alien overlords, and rebelled.

A war beyond time. An enemy beyond space. A thriller beyond your wildest dreams. Three areas on the Earth's surface defy explanation: the Bermuda Triangle, the Devil's Sea of Japan, and a small region of Cambodia .Near the end of of the Vietnam War, Green Beret Eric Dane led a team of operatives deep into Cambodia and encountered a strange fog near the legendary city of Angkor Kol Ker. His entire team disappears, attacked by strange creatures out of the fog. Only Dane survives to return.