Shadowsmiles, a demonic pony, invades Ponyville, threatning to kill all ponies for revenge of her towns' murder. After all her friends and family were killed, she seeked revenge. Nightmare Moon gave her immense demonic power, and she has the power above all ponies, even Princess Celestia. As the gang of ponies desperately fights for their lives, they each slowly die… There is little hope left… But only one chance: Corrupt Shadowsmiles from their world or die. Will they make it? Will My Little Pony have its existence once more?