The Vital Link (A Spark in the Ashes Book 1)

Details: Unit VL-15 was so close to freedom and answers- until the world ended in a catastrophic war. It awakens in a brutal wasteland. VL-15 is determined to find out the truth of its existence. Errant machines, vengeful Artificers, and primal humans lay between it and The Machine City, Terranyne. The answers would be there, right? Or in its own mind?