Omniscient Reader’s Viewpoint 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

‘This is a development that I know of.’ The moment he thought that, the world had been destroyed, and a new universe had unfolded. The new life of an ordinary reader begins within the world of the novel, a novel that he alone had finished.