I Have a Doomsday City

"Is this a game, or was I transmigrated by aliens?""It's terrifying, the people who die in the game, will actually die in the real world!""Hiss, the whole city is mine, and there are things that can be taken out of the game and brought to the real world, this is simply..."Song Jian wandered aimlessly through the empty city alone, his companions were mutated zombies and monsters, and his only goal now was how to survive in this zombie city.