The series chronicles, the adventures of Ciel Phantomhive, a twelve years boy became head of the family of a noble lineage Phantomhive and Sebastian Michaelis, a butler demonic obligated to serve Ciel by the contract Faustian bargain made between the two.
In a mansion on the outskirts of London in Victorian times , the butler Sebastian Michaelis serves Ciel Phantomhive, a 12 years (13 thereafter), who is head of a noble family and a toy company. Sebastian carries out any task required by his master and solves the problems plaguing England with ease and perfection because of his demonic lineage and a contract with Ciel Phantomhive.
