Lord of Mysteries

Lord of Mysteries is a 13-episode original anime series set in a Victorian-era world layered with steam technology, supernatural forces, and theological conflict. The story follows Zhou Mingrui, who awakens as Klein Moretti and finds himself navigating treacherous ground between opposing Churches while confronting occult horrors that test the limits of his potential. The series blends action, mystery, and thriller elements with dramatic supernatural themes, making it suited for viewers seeking darker fantasy narratives with complex plotting and high stakes.

The complete series began airing on June 28, 2025, with all episodes released as an original anime (ONA). Since the series has finished airing, viewers can watch the full run without waiting for new episodes. This format allows for immediate binge-watching for those catching up after the premiere date.

The supernatural premise and Victorian-industrial setting position Lord of Mysteries within the action-fantasy space for audiences interested in mystery-driven plots and theological intrigue. The emphasis on danger and moral ambiguity suggests a narrative where protagonist survival and alignment choices carry weight throughout the arc.