Primo Rocket is a down-on-his-luck rocket racer, with two kids (one turns out to be his clone, another turns out to be... well that would give too much away) who finds himself mixed up in an intergalactic search for a rumored ultimate weapon. Backwater gangsters, mad scientists, and two antagonistic governments end up in an epic showdown, and it turns out it''s Primo''s job to save the world.