Elk is the youngest member of the Hunters\' Guild, an organization that tracks down and captures criminals for pay. During a regular rescue/capture job, Elk finds himself propelled into an epic odyssey across an apocalyptic world in search of the enigmatic outlaw known as Arc the Lad. Together with the mysterious Lieza and the powerful warrior Shu, Elk must defeat a sinister organization that\'s creating half-human monsters and find his way to Arc, whom Elk believes responsible for the destruction of his village.