The Alliance woke Captain John "Black Jack" Geary from cryogenic sleep to take command of the fleet in the century-long conflict against the Syndicate Worlds. Now Fleet Admiral Geary's victory has earned him the adoration of the people-and the enmity of politicians convinced that a living hero can be a very inconvenient thing. Geary knows that members of the military high command and the government question his loyalty to the Alliance and fear his staging a coup-so he can't help but wonder if the newly christened First Fleet is being deliberately sent to the far side of space on a suicide mission.

New York Times bestselling author Jack Cambell's space saga hits lightspeed with an action-packed story of interstellar war. Admiral John "Black Jack" Geary earned his rank after being revived from cryogenic sleep to lead the Alliance to victory against the Syndicate Worlds. But his superiors question his loyalty to the regime. Now in command of the First Fleet, Geary is tasked with exploring the frontier beyond Syndic space, a mission he fears deliberately puts the fleet—and himself—in harm's way. An encounter with the alien Enigmas confirms Gear'y fears. Attacked without warning, he orders the fleet to jump star systems—only to enter the crosshairs of another hostile alien armada. Ignoring all of the First Fleet's attempts to communicate peaceful intentions, this system's species send their ships into battle on suicde runs, while guarding the exiting jump point with a fortress of incalculable power. Now, with a faction of his officers determined to eliminate this new threat despite the cost, Geary must figure out how to breech the enemy's defenses so the fleet can reach the jump point without massive casualties—and knowing that the Enigmas are most likely waiting on the other side...

Admiral Geary’s First Fleet of the Alliance has survived the journey deep into unexplored interstellar space, a voyage that led to the discovery of new alien species, including a new enemy and a possible ally. Now Geary’s mission is to ensure the safety of the Midway Star System, which has revolted against the Syndicate Worlds empire—an empire that is on the brink of collapse. To complicate matters further, Geary also needs to return safely to Alliance space not only with representatives of the Dancers, an alien species, but also withInvincible, a captured warship that could possibly be the most valuable object in human history. Despite the peace treaty that Geary must adhere to at all costs, the Syndicate Worlds regime threatens to make the fleet’s journey back grueling and perilous. And even if Geary escorts Invincible and the Dancers’ representatives safely unharmed, the Syndics’ attempts to spread dissent and political unrest may have already sown the seeds of the Alliance’s destruction...

New York Times bestselling author Jack Campbell’s action-packed Lost Fleet series has propelled readers from deep space to the very edge of their seats. Now Admiral John “Black Jack” Geary embarks on a thrilling new adventure to defend the Alliance and safeguard the future. Geary and the crew of the Dauntless have managed to safely escort important alien representatives to Earth. But before they can make tracks for home, two of Geary’s key lieutenants vanish. The search for his missing men leads Geary on a far-flung chase, ultimately ending at the one spot in space from which all humans have been the moon Europa. Any ship that lands there must stay or be destroyed—leaving Geary to face the most profound moral dilemma of his life. To make matters worse, strains on the Alliance are growing as the Syndics continue to meddle. Geary is ordered to take a small force to the border of Syndic space. But what he finds there is a danger much greater than anyone a mysterious threat that could finally force the Alliance to its knees. As Geary spearheads a desperate battle to protect the Alliance against a shrewd and powerful enemy, he’s left with just one Who are they?

Two Syndicate World star systems have fallen prey to a mysterious fleet of warships—a fleet controlled entirely by artificial intelligence—that is now targeting Alliance space. The warships are no mystery to Geary. They were developed by his government to ensure security, but malfunctioned. If the Syndics learn the truth, the war with the Alliance will resume with a vengeance. As the government attempts to conceal the existence of the A.I. warships—and its role in their creation—Geary pursues them, treading a fine line between mutiny and obedience. But it soon becomes clear that his fleet is no match for the firepower of the machine-piloted armada. With the help of the Dancer species of aliens, Geary has tracked the A.I. ships to their secret base in the supposedly mythical Unity Alternate star system where his fleet, the last hope of the Alliance’s future, will end the conflict at any cost…