The Hidden Boss Battles the Demon Lord
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.
Aired 26/03/2024EP 12 - The Hidden Boss Battles the Demon Lord

2024
Villainess Level 99: I May Be the Hidden Boss but I'm Not the Demon Lord
This college kid wants nothing more than a quiet life. So when she’s reborn as Yumiella, the hidden villainess of an Otome RPG, she’s not exactly thrilled. Still yearning for peace, she abandons her evil duties to live a more discreet life. Until her gamer side kicks in and she accidentally reaches level 99! Now, everyone suspects that she’s the infamous Demon Lord. What future awaits her?
(Source: Crunchyroll)