THE ANCIENT CODE: A SciFi Adventure (The Ancient Secrets Book 1)

Name: THE ANCIENT CODE: A SciFi Adventure (The Ancient Secrets Book 1)
Price: 0.99 USD
Availability: InStock
Rating: 4.4 (5779 reviews)
Author: T.S. Falk

by T.S. Falk

Thriller Science Fiction

4.4 (5,779)

4.4 stars from 5,779 reviews. One of the highest rated Thriller books we track.

$0.99KU67% off peak

Last checked: Jun 5, 2026

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Price history: Free – $2.99

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Fans of these books will like this...

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Perfect for you if...

You love fast-paced mysteries that weave real science into far-fetched premises without slowing down for lectures.
You're drawn to stories where academics are forced into dangerous situations and have to think their way out.
You want adventure that spans continents and ancient history without requiring you to suspend disbelief entirely.

Maybe not for you if...

You prefer character-driven stories where relationships and emotional arcs matter more than plot momentum.
You're looking for hard science fiction that rigorously explains its world-building rather than blending fact and speculation.
You're tired of the 'reluctant hero pulled into one last adventure' trope and want something structurally fresher.

About this book

Professor Elliot Brand seeks a quiet period teaching in London after a harrowing previous assignment. When a billionaire offers him an intriguing mystery, he accepts and becomes entangled in a perilous situation involving Nepali spies, ancient ruins, and a discovery about humanity's origins that could either transform or destroy the world. The novel combines real science with fictional narrative to explore the origins of mankind and its unanswered questions.

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Price History

Kindle price over time. Green zones = periods when the book was free.

Free – $2.99

Currently on sale at $0.99 — 67% off peak. Price has dropped 8 times over the last 5 years. Goes on sale roughly every 225 days. Typically stays discounted for 28 days.

Sales Rank

Amazon sales rank: lower number = better selling book. #1 is the bestseller.

Currently around #14K in the Kindle store — a steady mid-list seller. Sales have softened 155% recently.

Rating & Reviews

Purple line = star rating over time. Blue area = total review count growth.

Currently 4.4★ from 5,779 reviews

Gaining approximately 139 new reviews per month. Reader interest is accelerating. Rating has climbed from 4.3 to 4.4. Recent readers are rating it higher.

Sale Prediction

Actual Predicted

This book is currently discounted at $0.99. It typically returns to around $2.99.

Prices shown in USD from Amazon US. We continuously pull new data to improve tracking. If dates look old, it usually means there has been no significant change since the last data point.