The mith of lokust the god of darkness

the story said that one day a big hole beging to grow in the earth. the years pass and some people try to discover the reason of that hole was growing but when they enter to that hole they never came back. 100 years after the hole beging growing a kind of moster had gone out, my ansestors siad that moster said that he was the son of ades the god of the underworld. he said that he came to the earth because in a futere the earth will destroy because of the human been and he said that he came to destroy the human been because he try to protect the other species. but zeus and the other gods go and protect the human been by talking with ades they said that it was the destiny of the earth and any god can do something to protect the earth.