Bloodline
New York Times bestselling author James Rollins takes you to the edge of modern medicine, genetics, and technology, revealing the next evolutionary leap forward: Immortality — a future conceived through the monstrous ingenuity of man...
Galilee, 1025. A cunning Templar knight uncovers a holy treasure: the Bachal Isu — the staff of Jesus Christ — a priceless icon that holds a mysterious and terrifying power that will forever change humanity if unleashed.
A millennium later, Somali pirates hijack a yacht off the coast off the Horn of Africa, kidnapping a young pregnant American woman and brutally killing her husband. Painter Crowe and his SIGMA team are enlisted for the top secret rescue mission. The kidnapped woman is Amanda Gant-Bennett, the daughter of U.S. president James Gant. Crowe is more than a little suspicious that the kidnapping masks a far more nefarious plot.
In the field, Commander Gray Pierce leads his small team of operatives into the treacherous African jungle to find the missing woman. But what should be a straightforward rescue turns into a fiery ambush and a deadly act of betrayal. As Commander Pierce and his team discover, the hostage is a pawn in a shattering act of terrorism with dark and shocking repercussions. And the danger is only beginning...
James Rollins
James Rollins is an internationally bestselling author renowned for his action-packed thrillers that blend historical mysteries, cutting-edge science, and gripping adventure. With a background in veterinary medicine and a deep passion for history and science, Rollins brings a unique perspective to his writing, often weaving these elements into his Sigma Force novels and other standalone books. His thrilling, page-turning narratives have earned him a loyal fanbase around the world, making him a leading figure in the realm of scientific thrillers and historical fiction.
Sigma Force
The Sigma Force series is a heart-pounding blend of military thrillers, historical mysteries, and action-packed adventures that have captivated readers worldwide. Created by bestselling author James Rollins, this series has earned critical acclaim for its fast-paced plots, complex characters, and its masterful combination of real-world history and thrilling fictional narratives. Perfect for fans of gripping espionage thrillers, action-packed sagas, and puzzle-filled mysteries, Sigma Force offers an unforgettable reading experience.
Sigma Force consists of eighteen primary books, and includes six additional books that complement the series but are not considered mandatory reads and series is set to expand with the upcoming release of one more book. The current recommended reading order for the series is provided below.

