Fed up of the ghosts that follow him and interrupt his life, Arthur seeks a guardian to protect him from the dead and their needs. He never dreamed of who would end up protecting him, not in a million years! Gilbert! Can Prussia overcome his pride as, well, Prussia, to protect Arthur from the ghastly dangers that threaten to poses him? Or will Gilbert join them in claiming the world as Prussia? GilbertXArthur with AlfredXArthur as well.