In a fantastical Wild West world, oddball Pearl West is the only one who thinks of mechs as anything more than tools and appliances. But one fateful day she stumbles upon an unlikely friend: a curious mech named Six who carries a tremendous secret. Now Pearl, aided by her stalwart brother and a quirky salesman named Casey, must brave the dangers of the untamed frontier to protect Six from dangerous bandits. The future of all the Western nations may very well rest in Pearl’s hands!