東京Ｚマン

In a world where humanity teeters on the edge of collapse, young hero Z emerges from a mysterious stone pillar, marked with the letter "Z" and driven by a promise to protect. A thousand years after a catastrophic clash between humans and mechanical lifeforms shattered the planet, Z answers the desperate cries of a girl named Luna, vowing to shield her and others from the lingering threats of their ruined world. As Z battles relentless enemies and uncovers the secrets of his origins, he embodies the hope of a fractured future. (Unreviewed summary by Grok 2)