After losing his parents, former top mecha pilot Colt Thorne hides his identity as a lowly cleaner. When his wife Freya is brutally humiliated in a mecha tournament by the corrupt Ivich family, Colt awakens an unprecedented 100% sync rate. Summoning the ultimate mecha, Tempest, he crushes his enemies. As apocalyptic Star Beasts invade, Colt must risk everything to save humanity and the woman he loves.