Casey Valentine can't wait for the new school year to begin. She's sure she will be elected president for the second year in a row. And the best news is that her good friend Tracy Matson is moving to Casey's town. They'll be in fifth grade together! But the election doesn't turn out as Casey had planned. What's worse is that Tracy is stealing Casey's friends and embarrassing her by telling everyone about the dumb things Casey did when she visited Tracy in High Flats during the summer. Casey begins to wish Tracy had never moved to town. Can this friendship be saved?