Barren resources, chaotic camps, and broken social systems. In this steel jungle where the weak prey on the strong, in the dark quagmire where justice and evil are unclear, can the surviving bottom class break out of the cage and choose their own life. How should the ordinary young man Ark cope with the challenge of unpredictable fate? When the crazy storm hits, thousands of lives are about to come to an end. People in the abyss of endless darkness yearn for the dawn of hope.