HALO: Cryptum Audiobook (Free)

The first novel in the Forerunner Saga trilogy by science fiction legend Greg Keep—set in the Halo universe and based on the New York Times bestselling video game series!

One hundred thousand years back, the galaxy was populated by a great variety of beings.

But one types—eons beyond all others in both technology and understanding—achieved dominance.

They ruled in peace, but met opposition with quick and brutal efficiency.

They were the Forerunners—the keepers of the Mantle of Responsibility, the next stage of life in the Universe’s Living Time.

And they vanished.

This is their story.