Book Title: The Neverending Story
Author: Michael Ende (English translation: Ralph Mannheim)
Genre: Literature (sometimes Fantasy/Sci-Fi, sometimes Childrens)
Synopsys: A young boy discovers a world of fantasy in the novel he steals from a bookstore. What he doesn't realize is that he is part of the unfolding story and the choices he makes upon entering the story will place his own safety in dire jeopardy.