Prince of Persia The Sands of Time: The Guardian’s Path

In the film, The Prince of Persia: The Sands of Time, a young prince (Jake Gyllenhaal) must prove his innocence with the reluctant help of a conquered princess (Gemma Arterton) and a magic dagger that can reverse time. In this book, the reader is the main character. The books are written in second person and allow the reader to choose the protagonist's path-- for good, or ill!