A young mercenary named Zero life is in danger after an ambush mission goes array and he is captured and sentenced to execution however before the execution can be completed Zero dissapears in a flash of light Zero soon finds himself in a world far different then the one he knew. a beautiful princess named Elia happens upon the young mercenery and takes him in offering to help him get back to his own world... under one condition Zero must help the princess fight the war that is raging throughout the seven provinences and bring peace. seeing no other option Zero accepts and the adventure of his life begins!