Theodore Pine Four - teenager, TimeJumper, legend - can't work out why TimeJumping is no longer the hottest thing since the Big Bang. Sure, Quincy Carter One tried to undermine the entire structure of Time itself by changing history, but now that Quincy's disappeared, surely a little TimeJumping won't hurt anyone? Meanwhile, back in the third millennium, Jules Santorini - teenager, daydreamer, dork - can't work out why he's suddenly the most popular kid at school. He and Gen did TimeJump into the future and then back to the past to save the present from Quincy's evil plans uabut no one's supposed to know about that. And why was Quincy so interested in them in the first place? No one knows what's going to happen next. Or before. Which is what happens when you start fooling around with timea