The Secret Series continues in this dangerous and daring fourth adventure. Cass finds herself alone and disoriented, a stranger in a dream-like, medieval world. Where is she? Who is she? With the help of a long-lost relative, she begins to uncover clues and secrets--piecing together her family"s history as she fights her way back to the present world. Meanwhile, back home, Cass is at the hospital in a deep coma. Max-Ernest knows she ate Time Travel Chocolate--and he"s determined to find a cure. Can our expert hypochondriac diagnose Cass"s condition before it"s too late? And will he have what it takes to save the survivalist?