"I was nothing. Now, I am the shadow they fear."

Lee Han-kyul was the lowest-ranked nobody in Seoul until his shadow decided to fight back. Chosen by the mysterious Shadow King System, he now possesses a lethal, sentient power that can crush monsters and hunters alike. But as he rises from the Gray Zone to the top of the Awakened world, Han-kyul must decide: is he the master of the shadows, or just their latest puppet?