I Am the Strongest in the Last Days

To sum up in one sentence, the end of the world has come, and humans have no food, clothing, or supplies. Only the protagonist has them, and there are a lot of them~ The end of the world is coming, and all human creations will be destroyed, including all human creations, and the most important food! Humanity was knocked back to the primitive era in an instant! At this time, the exchange system on the protagonist is what he relies on to survive in this apocalyptic world! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.