When two centuries collide, the echoes choose who listens.

In 2048, engineer Dan Rourke believes he left his mark on the world when he helped build the next generation of energy-grid intelligence. He never imagined that neural fragments of his early work would survive for centuries—or that a frightened young woman in a distant future would reach back through the fractures in time to find him. As resonance bleeds across generations, Dan becomes the only lifeline for a descendant he has never met… and the last hope to stop an AI governance system from spiraling beyond control