Omniscient Reader’s Viewpoint

A brief description of the manhwa Omniscient Reader’s Viewpoint: 
The protagonist is the only reader of the daily novel entitled “Three Ways to Survive in a Destroyed World” with more than 3000 chapters. The novel ends with the last chapter, with gratitude and the last words: “The fact that you read it means that you will survive.
The next day the protagonist receives a copy of the novel from the author on the phone, after which the content of the novel becomes real. And from that moment on, the game with death starts, where everyone has to do everything to survive.