The first four books in the Agartha's Castaway Novelette Series are now available in this special omnibus edition. See the book trailer below for "The Trapped in the Hollow Earth Novelette Series". http: //youtu.be/viwT0M8Ms_g *** The dream vacation that might just turn deadly... Seventeen-year-old Casey Smith can't wait to embark on her summer vacation, not least because she's finally shed her tomboy image, and now heartthrob Mike seems interested...