The Cloud Kingdom was a just kingdom, like any other. There was light and hope to all within, even the lowest of citizens. One such citizen is Arcee, orphaned after a brutal attack on her only friends and family. But the king, Optimus Prime sees something else in her, not a lowly street rat. He raises her as his own, making her the heir to the kingdom. Several years later, a mysterious accident occurs, and Optimus vanishes, only to be replaced by his evil counterpart, Nemesis. Arcee and her friends must find a way to return the king, or risk him corrupting the entire kingdom. Relationships grow, secrets are revealed, and battles are fought. Yet only one thing can answer the mystery of Nemesis Prime. The heir and her secret...