Heat Doomsday:I Rule All Resources

Robert's first life ended in being drowned by his girlfriend and best friend. Then he woke up 7 days before the apocalypse. This time, he went all in: borrowed big, built a bunker with infinite power, supplies, and steel walls. When the purple sun hit and 140°F heat turned the world to ash, his traitors and greedy neighbors were howling. But inside was AC and ice cream. But the heat keeps climbing, human desperation is a weapon. Can he survive the worst enemy—the darkness inside souls?