Peter Lerangis, the New York Times bestselling author of the Seven Wonders and Max Tilt series, returns with the last installment of his electrifying trilogy about a boy who discovers that he can alter the course of history. Thirteen-year-old Corey Fletcher is the world's first Throwback. He has the power to not only to travel back in time, but to change the past. It's a power that comes with no small amount of responsibility--but when Corey tried fix some of history's worst evils, he discovers that the consequences for his good deeds have changed him in ways that he never expected and ways he may not be able to fix. Trapped in a body that's not his own, his powers all but gone, Corey realizes his latest mission may be the hardest of all--to save himself. With the help of his best friend, Leila, and an uneasy alliance with a shadowy group that's been watching his every move, Corey's going to have to risk it all to find a way to fix himself without destroying the world as we know it. Get ready for time-warping adventure with a historical twist in the last book of the Throwback trilogy from New York Times bestselling author Peter Lerangis, whose books have sold over five and a half million copies worldwide.