"Life is progressing normally for sixteen-year-old Dan Renfrew when he accidentally transports himself to England in the year 1066. He soon realizes that he’s trapped there, and that’s not his only astonishing discovery. Dan learns that he’s descended from a long line of time jumpers—secret heroes who travel to the past and resolve glitches in the time stream that threaten to alter subsequent history. The only way Dan can return home is to...