In the Glacial Apocalypse, Build a God-Level Shelter at the Beginning

In the apocalypse of Glacier, close brothers stabbed each other in the back for a piece of moldy bread? ! When Chen Feng was reborn from blood and burned with rage, the [Doomsday Fortress Construction System] suddenly awakened! Betray? Then use the steel fortress to crush all conspiracies and conspiracies! Scarcity of supplies? Infinitely upgrade the fortress, and the resources will be exhausted! Dead Rising? The cannons of the fortress roared, and the mutated giant beast had to kneel down and beg for mercy! Starting from a simple wooden house, it has infinitely evolved into a giant steel city, a city in the sky, and an interstellar fortress... When ice and snow cover the world, and others are trembling in the apocalypse, Chen Feng is eating and drinking in the fortress, overlooking all living beings! This time, he wants to build the strongest fortress in the last days, reach the top, and become the sole master of the Ice Age!