Megan Sparks is de auteur van de Roller Girls-serie. Haar werken richten zich op boeiende verhalen over vrouwelijke atleten, en bieden lezers een luchtig en leuk perspectief. Sparks legt zich in haar schrijven toe op het creëren van sympathieke personages en meeslepende verhalen voor een jong publiek. Haar stijl wordt gekenmerkt door een levendige en energieke aanpak, wat zorgt voor een vermakelijke leeservaring.
But she discovers a new passion - the exciting sport of roller derby - and makes friends with the cool and quirky girls on her team, the Liberty Belles. She also meets Jesse, the friendly boy who works at the roller rink, and Tyler, a cute all-American sports star.
Annie's roller derby team, the Liberty Belles, are finally on a winning streak. They plan a special Halloween bout with their arch rivals, the High Rollers. But Annie sprains her ankle - will it heal in time for the bout? At least Jesse is proving to be a good friend - he always seems to know exactly how to cheer her up.
Annie's broken up with Tyler and is nursing a broken heart. That's not all that's going on - Annie's roller derby coach has announced she will be selecting the best roller girls to form an all-star team. Annie really wants to be on it - but she knows her chances are slim. Coach organises a boot camp to help the girls prepare.
Annie and Tyler are going out! Her roller derby team, the Liberty Belles, are in top position in the league - but are they getting over-confident? Annie misses a few practice sessions so she can spend time with Tyler. The whole team needs to refocus - especially Annie.