When Discord sends his chaotic magic out of his body to make room for his new, good magic it travels to search for a new place to live. Little did he know it would somehow hide itself in Twilight Sparkle's body. This takes place after Twilight is converted into an alicorn, so when she gains his chaotic magic she gets more powerful than Celestia herself. Filled with dark magic who knows what a princess like her would do with her new powers.