<p>When the Impossible Postal Express is charged with returning an overdue library book, Suzy Smith looks forward to a nice, simple delivery-just the thing she needs to convince her anxious parents to let her keep her job on the train. <p/>So she's less than thrilled to discover that not only is the book alive, it's full of a growing and dangerous magic. Worse still, the world to which it belongs is missing, and Suzy and her friends will have to use all their ingenuity to find it. <p/>Suzy must help a fledgling rebellion seize power, return the book to its rightful owner, and get home before her parents ground her for life. <p/>The conclusion to the Train to Impossible Places trilogy promises to be the most adventurous yet.</p>
