Silence the Echo

Humankind has forgotten its obligation to live lightly upon our planet.

Civilization is about to disappear.

Twelve thousand years ago, the ice age ends precipitously. Cataclysm looms. Unless preserved for the few who shall inherit Earth, twenty millennia of human history and accomplishment will be forever lost.

Gifted young telepaths are recruited from the old clans to learn the ancient physics of time travel. Their mission: teach people of the future how to access a crystalline Hall of Record...