The Ancient Code by T.S. Falk

After barely escaping from his last project alive, Professor Elliot Brand wanted to spend a few calm months lecturing in London. But when a billionaire presents him the perfect mystery, he can't resist and soon finds himself in a dangerous world of Nepali spies, ancient ruins, and a truth about humanity that might change the world forever, or end it ...

Blending real science with fiction, this book takes you on a journey into the origins of mankind and its many mysteries.