A brilliant archeologist, with an impossible theory, unearths an extraordinary artifact. It is beyond imagining.

The find unleashes a mystery older than recorded time, rewrites human history, and promises to change the planet's future.

It must be suppressed.

The most powerful forces in the world align against him.

Who can he trust?

A deadly competition for the artifact ensues. Capturing Gaines is not enough--everyone who has seen it must be killed.

Can he stay alive long enough to decode the Cosega Sequence?

Dig far enough into the past, you may just discover the future.
Click now to join the adventure!

Praise for Cosega

"If Baldacci and Brown collaborated on an Indiana Jones mystery, this might be the finished result." -Amazon Reviewer
"Very highly recommended to the attention of dedicated science fiction fans . . . " -Midwest Book Review
"Indiana Jones meets Jason Bourne in this thrilling white-knuckle adventure!" -BookBub
"X-Files meets Da Vinci Code on the way to Tom Clancy's House." -Amazon Reviewer
"Fans of James Rollins, Dan Brown, Clive Cussler, Wilbur Smith, AG Riddle, and Michael Grumley are going to love Cosega!" -Amazon Reviewer

This pulse-pounding techothriller will appeal to action adventure fans of Dan Brown, Clive Cussler, James Rollins, Ernest Dempsey, Daniel Silva, R. D. Brady, Wilbur Smith, J Robert Kennedy, A.G. Riddle, and Lincoln Child.

Find out why nearly a million copies of Brandt Legg's books have been sold/downloaded worldwide. The USA Today bestselling author of The Last Librarian