An old man wearing a brown robe is found wandering disoriented in the Arizona desert.So begins the mystery of Timeline, a story that will catapult a group of young scientists back to the Middle Ages and into the heart of the Hundred Years' War.

An old man wearing a brown robe is found wandering disoriented in the Arizona desert.So begins the mystery of Timeline, a story that will catapult a group of young scientists back to the Middle Ages and into the heart of the Hundred Years' War.