Edward Elric is given a new mission; to teach alchemy at a magic school. At the same time, Chiron gives Percy, Thalia, and Nico a new quest; to go back in time and protect a certain wizard. Chaos is in the making when their paths cross during Harry Potter's third year at Hogwarts. This is a Harry Potter/Fullmetal Alchemist:Brotherhood/Percy Jackson crossover story. Cover drawn by @pastaaaaatrash and digitalized by @msperfectsheep