T.S. Falk 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.

Drilling expert Gabriel Palmer works in remote eastern Antarctica when a nearby meteorite impact exposes a threat buried beneath the ice. With humanity at risk, his isolated posting becomes the front line of a struggle against extinction.

An American student drifting through Europe unexpectedly inherits an apartment from a professor he barely knew. Pursued by assassins, Jordan is drawn into a worldwide search for a relic whose significance could transform humanity's understanding of history or threaten its future.

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.

Assigned an archival internship in Seville after cheating on her exams, Sarah expects an uneventful summer. A series of priests' murders draws her and her supervisor into a mystery involving the Inquisition and Vatican secrets that someone will kill to protect.

A summer job turns deadly after Dave retrieves a mysterious object from a submarine wreck in the Pacific. Pursued by enemies determined to possess it, he becomes entangled in a conspiracy threatening the nature of reality.

Oscar joins the research ship Polaris to test an acoustic recognition program in Arctic waters. When a strange signal precedes a series of deaths, he begins to suspect something ancient lurks beyond the ship.

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.

The Vatican asks Patrick Bauer to investigate a boy whose apparent miracle has raised claims that he is the Messiah. Reuniting with Sarah Wilderman, Patrick enters a web of competing influences while troubling questions emerge about the child's true nature.

When the Pope is poisoned, Patrick and Sarah investigate the Vatican’s competing factions and concealed agendas. They must identify the person responsible before the struggle over his succession allows a killer to assume the papacy.

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.

Unusual rats in Hong Kong and a spreading organism in Denmark bring scientists onto converging investigations. As deaths begin and natural explanations fail, researchers race to understand an entity whose connection to the origins of life may conceal a global threat.

During a sabbatical in St. Louis, Sarah enjoys romance and friendships until a brutal murder makes her a killer's target. Her search for answers reaches back to a vanished group of mathematicians and a mystery that has remained unresolved for decades.

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.

After a tsunami devastates Goa, scientists, emergency responders, and residents struggle through its aftermath. Their efforts become a race to prevent further waves when they discover the disaster may be only the first of many.

An asteroid lands in the Alaskan wilderness carrying a microscopic alien pathogen. Scientists race to contain an organism capable of destroying life on Earth before it spreads beyond their control and makes containment impossible.

Caius accompanies his grandmother, a retired archaeologist, after a former student asks for her help. Their expedition pursues the mystery that resisted her throughout her career, leading them toward answers carrying dangers neither anticipated.

A scientist confronting an invasive organism, an operative investigating an African massacre, and a mother worried about her unusual child follow converging paths. Their discoveries threaten to overturn humanity’s understanding of life and its evolutionary future.

Two years after encountering the Listeners, Simon returns to their covert conflict when Jack becomes stranded in Istanbul. An extraction mission expands into a struggle against an online cult whose promises of salvation conceal catastrophic risks.

Simon and Jack travel to Europe for a scientific experiment, only to become targets of an online cult called the Listeners. Their struggle to survive draws them into a thousand-year mystery that challenges their understanding of reality.