* Based on a supernatural fantasy shounen manga by Toboso Yana.

Ciel Phantomhive is the most powerful boy in all of England, but he bears the scars of unspeakable suffering. Forced to watch as his beloved parents were brutally murdered, Ciel was subsequently abducted and violently tortured. Desperate to end his suffering, the boy traded his own soul for a chance at vengeance, casting his lot with the one person on whom he could depend: Sebastian, a demon Butler summoned from the very pits of hell. Together, they’ll prowl the darkest alleys of London on a mission to snuff out those who would do evil.

Source: crunchyroll

Note: The first episode received an early screening at a special event on March 24, 2024 at United Cinemas Aqua City Odaiba in Tokyo. The regular TV broadcast started on April 13, 2024.

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Prequel: Kuroshitsuji: Book of the Atlantic