It is the year 1195. Roger and Alice have lost their father to the Crusades. Now their mother is terribly ill. So Roger and Alice set off in search of their mother's long-lost brother. He is a powerful baron, and surely, the children think, he will help them. He must! But on their way Roger and Alice are kidnapped by two highwaymen and locked in an ancient tower. Time is running out. Can Roger and Alice escape in time to find their uncle—and save their mother's life?