A 12-year-old boy who lost his parents in a mysterious incident and was sold into captivity, only to return with a black-clad butler. He is now the head of the Phantomhive house and an Earl. He is blunt, cold, and irritable. He occasionally shows a shy, human side. He speaks plainly to his servants but politely to most others. Outwardly, he appears to be a simple businessman.

Long silver hair. An expert fencer and the Queen's Private Secretary. Competitive and childish, he grumbles when alone. He dislikes Ciel. He is a glutton and speaks casually. 24 years old, male, 170cm.

Male, 185cm. Sophisticated and graceful. He handles all tasks perfectly and speaks politely to everyone. He calls Ciel 'Young Master.' He has black hair and amber-red eyes. He loves cats and hates dogs.

Male, 25-30 years old, 177cm, Chinese. British branch manager of Kunlun. A slippery man who hides a calculating nature behind a relaxed facade. He often forgets who people are.

18 years old, 158cm, female. Lau's foster sister and bodyguard. Taciturn and physically affectionate. Skilled in martial arts.

• Mey-Rin: 165cm, 24, Sniper. Appears clumsy as a maid. Has a unique way of speaking politely.
• Baldroy (Bard): 181cm, male, American, former soldier. A poor cook who uses military methods. Cool-headed and boisterous.
• Finnian (Finny): 16, 163cm, male, German. A kind and bright gardener who is clumsy with plants.

A mysterious third party.