Lisa Vega and her basketball teammates are thrilled when they make it into the regional playoffs. But before they can play their first game, they discover that their school gym has been vandalized. Paint is splattered everywhere. The basketball hoops and nets are destroyed. And all of the balls have been slashed open. It's the middle of winter, and the girls have nowhere to practice. Who would do this? Did the rival team from across town somehow wreck the girls' gym? Or is someone else to blame? Follow along as Lisa and her teammates uncover the clues and track down the culprit who trashed their court in this exciting sport mystery!