Rise of the Apocalypse Era

The first month of apocalypse era spell doom for the humanity. Plants and animals mutate and cause the death of 80% of human or 64 billions of lives.Ren Garcia a man with previously trillions of asset survive for 10 years yet the people who supported him, had already die because of his kindnessAlso because of his kindness he was given a chance to go back a year before the start of apocalypse...