Leo cleans corridors in the elite upper tier while hiding his burning ambition beneath oil stains and patched overalls. To earn five seconds before the sacred resonance stone, he swallows insults from smug noble cadets who treat impoverished workers like stray vermin.
The instant his hand touches the testing monolith, an overwhelming psychic flare reactivates Thunderbolt, an invincible combat mecha that slumbered for decades. Now courted by high-ranking commanders and despised by aristocratic rivals, Leo must defend his sudden prestige in brutal arena trials or die at the hands of jealous oligarchs.
