Young Rasque-Ars, son of a boetheri noble, has traveled to the city of Furrendai in order to join in on a special celebration the city holds every six years. While venturing out to enjoy the party atmosphere, he becomes wrapped up in the tragic tale of a young runaway known only as ÒratÓ. Instead of joining the celebration he finds himself caught up untangling this mysterious stranger's story and discovering what bizarre events are happening in the city's underbelly.