Casualities Stories

so a guy who is fully depressed due to loss of many things was being treated badly by the society and he dies in a brutal car crash even after he dies,he only see people critisising him and suddenly wakes up going back millions of years in time . whenever he dies in past he gets teleported and comes alive in present and when he dies in present he teleports to past again.he has one goal which is to give freedom to people in past who were being scared of some giant creatures and live inside walls.