There are incidents and emergencies in the world that defy logical explanation, events that could be defined as supernatural, extraterrestrial, or simply otherworldly. Standard laws do not allow for such instances, nor are most officials or authorities trained to handle them. In recognition of these facts, one organization has been created that can. Assembled by a loose international coalition, their mission is to deal with these situations using diplomacy, guile, force, and strategy as necessary.

The White Tree (book one): In Mallon the dark magic of the nether has been banned for centuries. Its users have been driven out or killed. Its secrets lost. But the holy book of the nethermancers has just been found by a boy named Dante. As he works to unlock the book's power, he's attacked in the street. The nethermancers aren't gone—and they want their book back. Caught between death cultists and the law, Dante fights for his life, aided by his growing skills and a brash bodyguard named Blays.

In an Arizona desert a man wanders in a daze, speaking words that make no sense. Within twenty-four hours he is dead, his body swiftly cremated by his only known associates. Halfway around the world archaeologists make a shocking discovery at a medieval site. Suddenly they are swept off to the headquarters of a secretive multinational corporation that has developed an astounding technology. Now this group is about to get a chance not to study the past but to enter it.

Nora Kelly, a young archaeologist in Santa Fe, receives a letter written 16 years ago, yet mysteriously mailed only recently. In it her father, long believed dead, hints at a fantastic discovery that will make him famous and rich - the lost city of an ancient civilization that suddenly vanished a thousand years ago. Now Nora is leading an expedition into a harsh, remote corner of Utah's canyon country, but what she unearths will be the newest of horrors.

An inexplicable explosion rocks the antiquities collection of a London museum and the race begins to determine how it happened, why it happened, and what it means. Lady Kara Kensington's family paid a high price in money and blood to found the gallery that now lies in ruins. Her search for answers leads Kara and her friend Safia al-Maaz, the gallery's curator, into a world they never dreamed existed.

Amber is the one real world, of which all others including our own Earth are but Shadows. Amber burns in Corwin's blood. Exiled on Shadow Earth for centuries, the prince is about to return to Amber to make a mad and desperate rush upon the throne.

In 1829, the Portuguese brig Dourado sank off the coast of Indonesia, losing its cargo of priceless treasures from the Holy Land. One of these lost relics holds the key to an ancient mystery. But someone does not want this treasure to come to light. When her father is murdered while searching for the Dourado, Kaylin Maxwell hires treasure hunter and former Navy Seal Dane Maddock and his partner Uriah "Bones" Bonebrake, to locate the wreckage and recover a lost Biblical artifact.

Since the death of the Druid Allanon, the Four Lands have changed profoundly, with magic strictly forbidden in the Southland, now under totalitarian rule. Yet Par still has some power of the Wishsong. A message from Allanon arrives: venture to the dread Hadeshorn, along with the other Scions of Shannara. For in the future, all life in the Four Lands will be destroyed. To prevent this terrible fate, Allanon commands Par to recover the long-lost Sword of Shannara, a task that is next to impossible.

Surrounded by secrecy, it is home to the wildest dreams and darkest nightmares. Incredible amounts of money have been lavished on it. The best minds of two generations have labored to build it. And somehow, bit by bit, it is claiming the Earth's most valuable resource - its children.

The apocalypse was five years ago. Little has changed. There isn't any law, but there used to be. Back then, Lucas Shaw had been a Texas lawman. Now he's just trying to survive. In a kill-or-be-killed wasteland, death is always around. Will today be his last? When a young woman enters his life, he must make an impossible decision: help her in a battle against an adversary who'll stop at nothing or keep himself alive. Which will he choose?

Something evil is at work in Hyde River, an isolated mining town in the mountains of the Pacific Northwest. Under the cover of darkness, a predator strikes without warning—taking life in the most chilling and savage fashion. The community of Hyde River watches in terror as residents suddenly vanish. Yet, the more locals are pressed for information, the more they close ranks, sworn to secrecy by their forefathers’ hidden sins. Only when Hyde River’s secrets are exposed is the true extent of the danger fully revealed.

High in the Andes, Dr. Henry Conklin discovers a 500-year-old mummy that should not be there. While deep in the South American jungle, Conklin's nephew, Sam, stumbles upon a remarkable site nestled between two towering peaks, a place hidden from human eyes for thousands of years. Ingenious traps have been laid to ensnare the careless and unsuspecting, and wealth beyond imagining could be the reward for those with the courage to face the terrible unknown.

Four hundred years in the future the Earth has turned primitive, following a nuclear fire that laid waste to civilization and nature. Though the radiation fallout has ended, for some unknowable reason every person is born with a twin. Of each pair one is an Alpha - physically perfect in every way - and the other an Omega burdened with deformity, small or large.

A 4,000-year-old mystery lurks in the hills of Georgia. While investigating a strange series of ancient symbols, an archaeologist vanishes, and a professor he entrusted with the secret is murdered. Former government agent Sean Wyatt learns of his friend's disappearance and the murder. Now he must unravel the clues to the ancient mystery that holds incredible power.

Covert government operative Danielle Laidlaw leads an expedition into the deepest reaches of the Amazon in search of a legendary Mayan city. Assisted by a renowned university professor and protected by a mercenary named Hawker, her team journeys into the tangled rain forest - unaware that they are replacements for a group that vanished weeks before, and that the treasure they are seeking is no mere artifact but a breakthrough discovery that could transform the world.