Two Jane Greys. One secret. It started with a history project. Mr. Gregor assigned a research paper on a figure from the Tudor era, and of course Jane Grey had to pick her namesake - Lady Jane Grey, the fifteen-year-old girl whose parents schemed to place her on the throne of England, then abandoned her to face the executioner. The project is engrossing from the start, but when Jane opens a mysterious prayer book and finds herself in the...