Issac Abraham is a a lower glass boy who makes a living as a junker and a mechanic. He's also a boy who lost everything to what this world was built on. The Worldine. A world of five kingdoms separated through different domains. When he meets a peculiarity girl in the lower class when shopping for parts, he is thin into a quest to return to the world pure with the Ark Of Aldanoah, a treasure that can create anything. Now a trip that he never asked to be on, will be the quest to end all injustice in Worldline.