Introduction: 【A new work from the author of ''Way of the Devil''!】The outside world is filled with monstrous shadows. I’m so scared.I just want to stay in my safe house, forever……Unkillable phantoms and endless monsters abound. Yu Hong arrives here with a mysterious black mark. Using its power to strengthen everything, he gradually builds an absolutely secure zone of his own within his safe house.                                                                                                                                                                                                Alternate World                                                                                    Apocalypse                                                                                    Average-looking Protagonist                                                                                    Body Tempering                                                                                    Cannibalism                                                                                    Cautious Protagonist                                                                                    Character Growth                                                                                    Dark                                                                                    Evolution                                                                                    Fast Learner                                                                                    Ghosts                                                                                    Male Protagonist                                                                                    Monsters                                                                                    Mutated Creatures                                                                                    No Romance                                                                                    Not Harem                                                                                    Ruthless Protagonist                                                                                    Schemes And Conspiracies                                                                                    Special Abilities                                                                                    Survival                                                                                    Transmigration                                                                                    Transported to Another World                                                                                    Weak to Strong...