The Hidden Boss Battles the Demon Lord S12E12 - The Hidden Boss Battles the Demon Lord 2024
At long last, Yumiella and her companions reach the Demon Lord's castle, but his power is so great that she's the only one who stands a chance against him. Then the Demon Lord tells them the true story of his connection to Valschein's royal family.
- Released: 2024-03-26
- Runtime: 50 minutes
- Genre:
- Stars: Fairouz Ai, Azumi Waki, Taku Yashiro, Rina Hidaka, Kohei Amasaki, Yuma Uchida, Haruki Ishiya
- Director: