Ciel has by no means had an easy life, and is in turn left with a shell of his former self. Withdrawn and emotionally detached, he is unable to obtain any meaningful relationships or find much else enjoyment in his life. One day, he receives a strange letter threatening those closest to him, and unable to contain his rage, he attempts to deal with the threat without his skillful butler. He receives things he never expected, and learns more about himself... he also finds out things about his butler that will forever change him and his life...