* Based on a crime suspense historical manga written by Takeuchi Ryousuke and drawn by Miyoshi Hikaru. The story's protagonist is James Moriarty, the famous antagonist from Sir Arthur Conan Doyle's Sherlock Holmes series.

Sherlock's on the case as his world begins to crossover with the Moriarity Brothers and their underworld machinizations. Both groups find themselves entangled with Irene Adler, a courtesan with high-ranking clientele. Her latest actions threaten the British Crown as we see Sherlock's brother Mycroft hiring Albert Moriarity with retrieving classified information and silencing Adler permanently. Meanwhile, Irene hatches a plan to endear herself to Sherlock in the hopes of preventing her assassination.

Source: ANN

Note: The first episode was streamed on Niconico, Funimation, Wakanim and Animelab on March 28. Regular broadcast started on April 4, 2021.

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Prequel: Yuukoku no Moriarty
Other: Yuukoku no Moriarty (2022)