To Survive in the Apocalypse, You Can Get Entries by Upgrading Your Buildings.

Human beings around the world travel through the unknown world, and everyone starts with a talent. Others have spell bombing and others are as meaty as iron bulls. Yan Xu only gained the ability of the strange architect at the beginning. But when he upgrades the building, he is unusual. Every time the building is upgraded, he can get a mysterious entry. [Level 1 residence, loyalty: People living in this room will trust the lord more and more over time] [Level 2 residence, constant temperature: the indoor temperature can be set independently, no longer afraid of the heat and cold] [Level 3 residence, meditation: There is a slight chance of obtaining a new talent while sleeping] Level 4... Starting from a bonfire, to a super city cluster, looking at the corpses of strange and deadly creatures under the city tower, Yan Xu realized that his talent was extraordinary...