Anime: Fullmetal Alchemist, Fma Brotherhood, and Conqueror of Shamballa.
Song: Stay with Me by Danity Kane [miss-spelled it on the video]
Doujinshi circles: Ronno & Kalus, Ninekoks, Idea, Daen, Advant Guarde (Maybe more. List them later.
Doujinshi: List Later
Pairing: Roy Mustang x Edward Elric RoyEd
Note: There is a story for this. I'll update this post once I have time.