This paperback box set is perfect for fans dying to get their hands on the complete series by Lisi Harrison, including the paperback exclusive Chapter 13s! Find out what Ghoulia has been up to behind the scenes in these "lost chapters" that did not appear in the hardcover editions! The frighteningly hip teenage children of the world's most famous monsters have gathered together under one roof...to brave the horrors of high school! Includes all four paperback books in the series by bestselling author Lisi Harrison.