In a futuristic Japan, where fate has transformed the once-lush landscape into the giant Kanto desert, the complexities of everyday life have pushed many to become criminals, and innocence, decency and heroism are scarce. Amid the chaos, a pint-sized bounty hunter named Sunabouzu (aka the Desert Punk) -- armed with a reputation for excellence and admittedly less-than-noble intentions -- is just looking for his next paycheck.