Swarming with ferocious creatures called Rabidaemons, an ashen forest covers the world. During a chance encounter, a skilled assassin adopts an orphan named Shuou, seeing promise in his innately remarkable kinetic vision. Twelve years later, having acquired an array of knowledge and skills, Shuou sets out on a journey to experience the world. Overflowing with talent, he ascends to greater heights through various events and encounters. A fantasy telling the story of skyrocketing success begins here.