A world of ashen coloured trees filled with ferocious beings known as the kyouki. Upon a chance meeting, Shuou who had been living alone in the world as an orphan was picked up by a skilled assassin who saw potential in his superb dynamic vision. 12 years later after obtaining an array of knowledge and skills, Shuou sets out on a journey to broaden his view of the world. Overflowing with talent, he quickly works his way up along with many experiences and encounters. Knowing no bounds, a fantasy story of skyrocketing success begins here.