Copyright and Other Important Information

What happens when Hermione Granger goes to the library and brings home the Percy Jackson books? Why happens when the Golden Trio and Ginny figure out that they're real? What happens when Annabeth Chase brings home the Harry Potter books from the library and starts reading them with the 7? What will happen when the find out their real? But worst of all, what will happen if these to different groups of people meet? Will they start World War 3? Or will they get along? Find out in Reading...Fiction?