There Is a Place Called a Hut

After the protagonist dies, he comes to a deserted land and is able to return to Earth. From then on, he shuttled between the two areas, used his special abilities to transport various materials, built a house of his own in a deserted land, adopted many people who also passed away on the earth, and lived a dream life. He thought this was a parallel space, but the gods of this land told him that this was the earth that was about to be destroyed in the future...