Patient 13. The new Escape Room Advent Calendar by Eva Eich. An anonymous message sends Dorian on a dangerous journey. The message is clear: He has until December 24th to solve the mystery of "Patient 13" if he wants to escape the facility. And when he finds the bald man from his room in the morgue, it becomes evident: Dorian must regain his memory, or he will pay with his life. 24 puzzles - 24 doors - and only one way out. The new Advent thriller for all adventurers, brainiacs, and Escape Room fans. A new kind of Advent calendar: Escape Room and thrilling mystery in one. Based on the original successful concept by bestselling author Eva Eich. An Escape Room game for adults in book form: Each chapter contains a tricky escape puzzle that leads to the next chapter. Surprises guaranteed: With 24 double pages to cut open, providing long-lasting puzzle fun. Support for solving: A solution guide ensures you won't hit a dead end. The perfect gift: The ultimate challenge for adventurers, puzzle experts, gamers, and brainiacs. Crack 24 puzzles - open the door - find the exit. This book will put your gray matter to the test. Because only if you manage to solve a thinking task will you find out how the story continues. For an exciting Advent season.