Among the noble families of Victorian England exists Sebastian Michaelis, butler to the Phantomhives. He has unquestionably impeccable knowledge of all subjects, including etiquette, martial arts and cooking, as well as talents in every other area imaginable.

However, though Sebastian is undeniably perfect, he is forever destined to meet the needs of his 12 year old master, Ciel. Wearing a black tailcoat whilst gracefully brewing the world's strongest red tea, why is it that such a high class butler chooses never to leave the side of such a frustrating master? And what is the truth behind his perfection? The secrets of Sebastian and the tragedies of his cunning young master slowly unfold as the duo goes up against many terrible and unexpected foes.