Harry Potter x FullMetal Alechmist crossover (ON PAUSE)

It's a few months after the Promise Day and Edward, Alphonse and Winry decided to take a vacation to the countryside. (a different countryside than where they are) before they get onto the train Hawkeye stops them and hands them 3 mysterious letters with no return address. What are these letters? Who are they from? And why are they addressed to them? Read to find out!

•Harry Potter and FullMetal Alechmist are not mine. Art is also not mine unless I say so. All of my stories are on pause with me beginning a new school and which family and house•