Water-horse
Status
Summary
Professor Snape attempts to create an antidote to the Imperius Curse against Dumbledore's express orders to the contrary, and discovers that the blood of a water-horse is a very dangerous Potions ingredient. Set during Book 2 and featuring Snape and McGonagall, plus cameos by Professor Dumbledore, Mad-Eye Moody and Harry Potter himself... Rated T for psychological horror/angst.