Theo has completed the first part of the grueling exam to become a , but he's not in the clear yet—there are two more trials he must face. Even if he makes it through the second test, an intense face-to-face oral examination, the last challenge is a practical demonstration of his abilities as a librarian. Theo has been studying his whole life for this moment, but there's one kind of test that no amount of studying could have prepared him for: a group project.