The call of adventure always seems to hang up whenever Randelgast Jones tries to answer it, leaving him facing the dull future of working in his family's successful potion shop. But when a powerful artifact is stolen from his parents and puts them under a terrible curse, Ran finally gets the quest he's been after his whole life. He and his siblings set off to find the missing artifact - and its trail leads them from their homeland of Primaterra to the very strange realm of Earth.