Black Butler is a story that follows the adventures of Ciel Phantomhive and his demon butler, Sebastian Michaelis as they solve certain mysteries assigned by Queen Victoria. Although he comply to her orders which is his preliminary task, Ciel also seeks revenge who shamed Phantomhives and sell his soul to Sebastian for him to fulfil his desire.
Ciel Phantomhive, a slim and delicate short teenage boy with navy blue hair and eyes, typically dresses in a way that suits his noble standing, always wears a black eyepatch with a single cord over his right eye to hide the location of his Faustian Contract with Sebastian Michaelis. However, while in disguise, he wears a medical-looking white patch that fastens over his ear with two cords, and has mark on his chest. He also wears ring, one on his left thumb, an ornate silver piece that holds an emerald-cut deep blue stone that had been passed down for generations, the other on right, a gold signet ring in the form of thePhantomhive crest and uses it to stamp on documents. Ciel wears this on his right hand, and uses it to stamp the wax seal on documents. His butler, Sebastian is a tall handsome adult with black hair, red eyes, and pale skin, typically dresses in a butler outfit, black trousers, a six-button double-breasted tailcoat, and a gray vest, has the Phantomhive crest on his shirt cuffs and tie. He also sports a pocket watch and a chained silver lapel pin bearing the Phantomhive crest, as traditionally worn by the house's head butler. He wears white gloves concealing the mark of his Faustian contract with Ciel Phantomhive on his left hand. Sebastian's demonic form has never been fully shown, but he is seen wearing high-heeled stiletto boots, sharp claws, glowing fuchsia irises, slit pupils, and long sharp teeth with dark wings.