"Now that I'm back, I won't allow my loved ones to die again!" The Shadow Labyrinth - the deadliest catastrophe humanity has ever known. Desir Arman, one of the six remaining survivors of mankind, is inside the Labyrinth. The six of them attempt to clear the final level of the Labyrinth but ultimately fail, and the world comes to an end. However, when Desir thought he would meet his demise, what appears before him…