A girl who survived the barren land of the ancient Altrian civilization that was destroyed. By the vicious temptation of a priest in ancient times, his body was encroached upon by the spirits of the serpent and he became a serpent in human form. He has been living strictly by the logic of the weak and strong, pursuing only his instincts, but he is regaining his identity as a human being by meeting a girl called the master of fire.