Heroes are no more is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.nl fastest updating comic site. The Summary is

Going alone does not save the world, there is no hero in the end! (This is a manga of an orthodox superhero. Mutants, domineering presidents, or ancient princesses will all become superheroes)
"This era...has the hero gone?"

"No, the hero is here!"