The opening of Promare establishes that the sudden combustion of various people across the globe caused severe damage to the world. This was the first appearance of the Burnish, a race of hitherto unknown mutant beings with the ability to wield flames.
Thirty years later, a firefighting mecha service, Burning Rescue, has been created to put a stop to similar catastrophes. The arrival of a new group of aggressive mutants known as ‘Mad Burnish’ sets up a conflict between its leader, Lio Fotia, and over-eager firefighter Galo Thymos, but all is not as it seems and the fate of the planet is at stake…