Catch Me If You Can

Hermione Granger is fighting a losing battle. And so is the rest of her side. So of course she expects a secret weapon, at least something when the portrait of Albus Dumbledore calls her. But no. She gets sent back to 1945, to Tom Riddle's time instead. She wants to kill him, but she can't bring herself to do it. He isn't Voldemort-yet. But what's a lovesick teenage girl to do? AU.