Edward and Alphonse stumbled upon an alchemist's world viewing transmutation theory.After crafting two stones to use for the transmutation and acquiring the necessary ingredients to carry it out, the brothers attempted it.But, did things turn out like they were supposed to?

FullMetal Alchemist crossover.

A hint of shipping included but not enough to put the tag on.It is much later on.I may decide to use it in this story.