Kael didn’t care for the rules. He was a Scavenger, and today, he had found something the Overseers had spent centuries trying to delete.

Kael had two choices: surrender the slate and live his life in the dark, or run toward the Ventilation Shaft—a vertical climb that led to the "Dead Surface."

He didn't head for his bunk. He turned toward the ladder that went up, and up, and up. For the first time in ten generations, someone was going to see if the sky was still there.

"Not today," he muttered, tucking the slate into his chest plate.

Kael froze. The "seeds" weren't plants—they were coordinates.