Diary of a Super Girl - Book 15: The Battle Continues Lia Strong, our favorite super teen, is back in action when a new enemy appears in her world. In this story, Lia finally learns the meaning of teamwork as well as self-control when it comes to making the world a better place. With the help of her superhero friends, as well as her BF, Jason, she manages to save the world yet again. It is another fun addition to the Diary of a Super...