John Eric Carver and Shrek are a retired Navy SEAL war dog team, now living in the mountains outside of San Diego. Both man and dog thought their life was now settled, finding peace on the 40-acre ranch they had moved to. But life, and a mutated virus, changed all that.

A secret buried in the Antarctic. A puzzle unsolved for thousands of years. And a Brooklyn-born master gunnery sergeant who's royally pissed that he has to babysit the researchers sent to figure it all out. But when Patrick "Wic" Finnegan finally sees what the team has uncovered, he can't believe his eyes, nor is he prepared for the violence to come. Soon, the portal opens and unleashes a storm of unbridled fury upon humanity.

They said I would never finish flight school. Never rank at the top of my class. Never fly with the top aces. Never return from combat against the Kelton androids. Never survive emergency surgery. Here I am. The year is 2151. Earth is gone. A hellscape. I've been unfrozen after 72 years of cryosleep on a medical facility on Saturn's moon, Titan. I have nothing - no home, no friends, no concept of this new world, these Titans. All that remains is the old conflict that has blackened my veins and memories of the ones I loved still fresh in my heart. Forgotten for decades.

Deep in the Afghan mountains, Sergeant Michael Pitcher discovers an object with powers that defy explanation. After interacting with it, he suffers a traumatic seizure and is flown home for evaluation. Cleared by the doctors, Michael goes home to his relieved wife, Josie. But he’s a changed man. The once-loving husband is now coldly withdrawn. When a team of scientists connected to Sergeant Pitcher vanishes without a trace, CIA agent Dean Ninemeyer comes to him for insight - only to find that the recovering soldier has also disappeared.

After decades hunting wanted offworlders throughout the solar system, Corporate Bounty Hunter Malcolm Graves doesn't bother asking questions. So long as the pay is right, he's the man for the job. And he always works alone. But when a high-profile bombing on Earth has Pervenio Corp clamoring for answers, they force him to team up with a strange, cyber-augmented partner. A young man more interested in statistics than instinct. Their assignment: Track down a suspected group of extremists from Titan who will go to any length to free their moon from the grip of Earth's corporations.

In the year 2043, with the nation destroyed by war, 17-year-old Kress and her conspiracy of friends embark on a dangerous cross-country mission to locate and recruit other Emergents, the name given to teenagers who have begun to exhibit strange evolutionary abilities. Not all Emergents are ready to accept who and what they are, however, and some have even started using their abilities for selfish or evil ends. Now Kress has to figure out who is friend and who is foe as she risks everything to expose the government’s lies and take down the tyrannical President Krug once and for all.

Penn Mitchell vanishes from the NYU campus and shows up three months later on his mother's doorstep with a book screaming to get out of his head. When the FBI discovers the novel discloses top-secret information, they bring Penn in for questioning. The interrogation goes sideways and Penn escapes into a subterranean world he thought was a figment of his imagination, a world where the US government is hiding, and at war with, an ancient race that has existed since the dawn of time.

I Am Number Four: The Lost Files: Secret Histories is the second collection of action-packed novellas from Pittacus Lore. Initially published separately as digital originals, these three stories are now together in one volume.

There is more in our world than you know. Deep in the darkness of a government building, one man needs to find the perfect solution to a vampire’s request that the government satisfy the debt of honor owed him. If he falls short, the failure will be paid in the blood of the military. He needs three uniquely qualified individuals. He can find only one. One woman, dying, might be the ace-in-the-hole he needs to appease the Vampire. But then, she might also be the one person needed to save humanity. If she is accepted, will she willingly change?

Commander David Bryce is scheduled to lead a routine re-supply run for the Orbital Development Group (ORB) to the fledgling colony on Mars. Without warning, he’s taken away by government agents and told the mission parameters have changed. They’ve discovered something. And it’s drifting closer to Earth. Atlas Donovan tirelessly hunts for an artifact, and tracks the piece to Lake Como, Italy. After the recent news from ORB, Atlas is more drawn to the trail than ever.

Alex Hunter - in the mission that turned him from a normal man into the weapon known as the Arcadian - and the elite team of soldiers known as the Hotzone All-Forces Warfare Commandos must enter a hostile country to rescue a defected Chechen researcher from the centre of a country at war. But the HAWCs are not the only ones looking for the rogue scientist and the mysterious package he carries with him. A brutal and relentless killer and his death squad are on the trail, too - and they bring a savagery with them that Hunter and his team have never witnessed before in modern warfare.

The world had become used to the metahumans - people sometimes perfectly ordinary, but sometimes quite extraordinary in appearance - who mostly worked with their governments as high-powered peace officers, fighting crime, and sometimes fighting rogue metahumans who had become super-criminals. Then that comfortable world ended in just one terrifying day.

Caleb Mitchell gave up everything to protect his home. Shunned by friends and family for abandoning the pacifist beliefs of their religion, abandoned by the love of his life, he left his home world of Canaan to go to the Commonwealth Military Academy on Earth and train to fight in the looming war against the implacable alien threat of the Tahni Imperium. When a training mission with a crew of cadets winds up caught in the middle of one of the worst battles of the war, Cal and his fellow students are officially declared dead.

With average grades, less than stellar play in baseball, and a single mother struggling to make ends meet, it looks as if Austin's only way to continue his education would be through some kind of miracle.

If you could go back in time...and witness any event...where would you go? When Dr. Tom Greenbaum faces that question after successfully discovering the secret to time travel, he knows the time, place, and event he will witness: the death and failed resurrection of Jesus Christ. Dr. David Goodman, Tom's colleague and closest friend follows Tom into the past, attempting to avert a time-space catastrophe, but forces beyond their control toss them into a dangerous end game.