FOUR UNNATURALS: SURVIVAL!

This isn't the beginning of the story. Merlin and Aaron had broken into a secret Library which they were forbidden to enter. Everything was normal except for a master room they had caught sight of and had stealthily broken into, hoaxing the guards. In a pillar shorter than them, there existed an old novel lying upon it. They read about Lucy and Merlin, their survival tragedy in an apocalypse city. Nothing was unusual in the book. But why was it kept forbidden from them? The duo was perplexed. An old piece of paper slipped from somewhere Inside the book.