Ciel Phantomhive, a 13-year-old boy, is consumed by darkness after his parents' tragic death in a fire. He makes a pact with a demon, Sebastian, to exact revenge in exchange for his soul. As they embark on a journey, they face various adventures, and the truth behind their bond is revealed.
Black Butler
A young woman, thought to be deceased, resurrects as her family's son to avenge her parents' murder, accompanied by a demon.
