The Stupid Nerd

so i decides to tell this world that their days were numbered and it will cause panic amongst them so i am afraid of them so i didnt say a word i just found a way to save my people n others too i built a power source that will protect the city i lived in and i welcomed everyone to come but they were late and apocalypse came now there are only 300 of us humans left and the earth is totally submergedged in water....