Messiah Supreme

22 years ago, to a world, suffering from an endless war between light and darkness, were summoned Heroes from the Earth. However, everything went in a completely different way. Assume direct control over the only surviving hero who has become the strongest in this world, who has become the God Emperor of Mankind.During another one boring meeting with your ministers, you heard a strange voice praying for help and salvation. You wouldn't have paid attention to it if it weren't for the experience.