The Ancient Secrets Books in Order

Elliot Brand follows a former lover's summons to Antarctica, where a military guard protects an extraordinary ancient ruin. What promises to be a major archaeological discovery quickly becomes a race to understand a danger that could extend far beyond the frozen continent.

Professor Elliot Brand hopes for a quiet period teaching in London after narrowly surviving his previous expedition. A billionaire's offer draws him toward Nepal, where spies and ancient ruins conceal a discovery about humanity's origins that could put the world at risk.

Elliot Brand and Nepalese agent Ashra Shah intend to enjoy a peaceful summer together in London. When she is recalled for a new assignment, an ancient mystery draws them into another dangerous investigation where archaeological discoveries and espionage threaten their plans.

An Italian holiday draws Professor Elliot Brand into an investigation of submerged Mediterranean ruins. Beneath the sea, evidence of an unknown civilization brings him into contact with saboteurs, betrayal, and dangers left by the ancient past.

Elliot Brand and Ashra Shah hope to enjoy a quiet trip to Syracuse. A colleague’s death, a mysterious notebook, and assassins disguised as priests instead pull them toward a conspiracy reaching into the Vatican itself.

When Elliot Brand disappears, his former girlfriend Ashra follows his trail around the world to find him. The Nepalese agent's search reaches the Amazon rainforest, where an ancient discovery may explain his disappearance and reveal a danger that should have remained hidden.

A dead colleague’s final message interrupts Elliot Brand and Ashra Shah’s attempt to leave adventure behind. They investigate worldwide volcanic eruptions and a secret group building a doomsday weapon from ancient technology Elliot previously discovered.

After events in Iceland, Elliot Brand returns to Heidelberg seeking answers in his former mentor’s archive. He and Ashra Shah must identify an organization threatening humanity while confronting an enemy whose plans may already anticipate their investigation.

With his personal life and professional standing shattered, Elliot Brand faces a world approaching catastrophe. Isolated and unsure whom to trust, he turns against the enemies responsible as the Apocalypse Sequence trilogy reaches its final confrontation.

As Ashra Shah and Elliot Brand settle into parenthood, an enemy from her past threatens their family. Identifying the danger requires Ashra to revisit her first espionage mission and the betrayals that shaped her life.

Elliot Brand travels to Dubai to meet prospective university investors, hoping to maintain a peaceful family life. Instead, he enters a trap and must survive an encounter with an exceptionally powerful enemy intent on threatening him.

Jordan Carver pursues a serum capable of curing any illness, hoping to save his best friend’s family. His personal mission draws him into a dangerous contest with enemies equally determined to obtain the transformative treatment.

A family vacation in the Swiss Alps becomes a struggle for survival for Elliot Brand and Ashra Shah. A nearby mountain conceals an ancient power, and ruthless men intend to turn its destructive potential against millions.