Edward Elric, AKA the Full Metal Alchemist. A state alchemist and a dog of the military. He's on a mission to find a philosiphers stone, and he just found out that you have some information that he needs.

Envy the homunculus. He laughs at humans and thinks they are weak. He revels in the power he has and hates humans. But in reality he is envious of humans, not that he'd ever say so to anyone.