Read Omniscient Reader’s Viewpoint hentai manga on hentaidexy,
summary for Omniscient Reader’s Viewpoint :
One day, our MC finds himself stuck in the world of his favorite webnovel.
What should he do to survive? It’s a world struck by catastrophe and danger all around. His edge?
He knows the plot of the story to end, because he was the sole reader that stuck with it.