As Earth enters its final days of existence, strangers across the US are invited to participate in a nationwide battle royale to the death where the winners are given a chance at survival.

In the land of Brawlville, there are many fighters scattered across who all share a common passion: to brawl. After being known as an outlaw in his town and no longer a sheriff, Colt flees in order to pursue his passion to brawl and to become one of the best brawlers in the world. Before he can accomplish that goal, he has to surpass all other brawlers that stand in his way...