Post-Apocalyptic Nuclear Winter

In 2038, mankind escaped the asteroid impact, but failed to escape its own greed. The third world nuclear war broke out, and the world fell into a long-term nuclear winter of darkness. Li Tianwen was reborn and returned to the year before the nuclear war broke out. In order to survive in this world, he grabbed black technology, built shelters, formed a team, and stocked up on supplies. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.