Sebastian X Ciel Truyen Tranh Top May 2026

"Black Butler" is a dark fantasy manga series written and illustrated by Yana Toboso. It has been adapted into several anime seasons, OVAs, and live-action films. The story revolves around Ciel Phantomhive, an eleven-year-old boy who makes a contract with a demon butler named Sebastian to avenge his parents' murder and reclaim their mansion. Sebastian and Ciel's Relationship Sebastian Michaelis is a demon who serves as Ciel's butler. Their contract stipulates that if Ciel can kill the man who murdered his parents within a certain period, Sebastian will release Ciel from their contract. However, if Ciel fails, his soul will belong to Sebastian.