John O'Brien

Greg rescues several survivors from the clutches of a fanatical group only to find a mysterious force behind him....

Our heroes have gone their separate ways in an effort to save Trip and unify their fight against the Overseers, who have an evil plot to take over not only this world, but all worlds. Mike asks for and receives help, but not in any way he could have prepared for....

The Organization, as it’s called, is tasked with keeping the nightmares of myth and legend from invading the public eye....

What would happen if a viral agent was released on American soil? How would local agencies react? How would the military respond? What if it was one of their own....

A cosmic noose tightens around our heroes’ necks as, once again, they are tasked to fight a war not their own. Their every move is watched, their every action thwarted, yet failure here will seal the fate of countless billions to something worse than death....

Follow Jack, Trip, and Mike in this next installment to find out what the universe will throw at them next....

One threat has been destroyed - another grows stronger. Even though Jack and the teams have won a major confrontation, their lives still hang by a thread....

Jack is seemingly back from the dead. Mike and Trip are in a desperate bid to help their friend before he falls victim to whatever is plaguing the inhabitants of Valhalla. New enemies are exposed along with new friends, but will it be enough to stop the tides of time? Listen for more....

Jack Walker and the other survivors continue their search for others....

The sanctuary walls were breached and through them poured screaming hordes of night runners....

Danger lurks in the shadows... A place where the brave tread warily... Jack Walker has returned from the rescue of his girlfriend with a small band of survivors....

Ripped away from their family members and thrown into the unknown, they find that the nightmares from their worlds have preceded them....

Having recovered from the expedition into Lycan territory, an old foe is again making their appearance. The cartel has raised the stakes, drawing Red Team to the south. Hunting silently in dark alleys and jungle depths, they search for two DEA hostages....

The Allied forces in Korea are reeling from North Korea’s surprise attack. The air supremacy General Carswell holds over the theater are the only things holding back the surge of enemy mechanized units swallowing up vast tracts of the central region.

In the midst of China’s colossal buildup, the undersea battles for control of the South China, East China, and Philippine Seas continues. China and the United States have put a majority of their submarines to sea, both seeking to effect a winning solution....

North Korea had planned on waiting until China invaded Taiwan. However, with the American preemptive strikes, as outlined in Operations Plan 5015, provided the impetus for the massed Korean People’s Army to begin moving....

Jack Walker journeyed halfway around the world and completed his daring rescue. He must now return home, traversing a world filled with endless hordes of night runners....

With war threatening large on the Korean Peninsula, two massive convoys have departed Chinese ports. Dubbed the Northern and Southern invasion fleets, this collection of warships, landing vessels, and merchant ships are aimed straight at the island nation of Taiwan.

Having survived Atlantis, the town of Indian Hill beckons. As Mike and Trip make their way toward Indian Hill and are in search of some much needed answers, Jack is fast on their heels....

In an engagement that many had said was inevitable, the United States and China had exchanged opening shots. While conducting a Freedom of Operations mission, a US destroyer had been sunk by Chinese forces placed on a disputed man-made island....