Tempest：The Last Mecha

Sinopsis

Broken by his parents' deaths, Colt Thorne, the Mech King, hides as a lowly janitor after being saved by Freya. But when Freya, the woman he secretly loves, is betrayed and forced into a lethal mech duel, Colt must unleash his hidden identity. Unlocking his legendary 100% Neural Sync, he commands The Tempest to crush his enemies and save the world from an extinction-level alien swarm!