In book #5, the Dragon Masters are excited to meet the newest Dragon Master, Petra. But when she arrives at the castle, she
doesn't fit in right away. She's a know-it-all, and she doesn't even try to connect with her four-headed dragon! Could the Dragon
Stone have chosen her by mistake? Then something terrible happens to the king. Petra will have to work with the other Dragon
Masters to save him before it's too late!