Miss Kuroitsu From the Monster Development Department - Season 1 Episode 8
The Sheer Malevolence of the Denizens that Dwell in the Castle of the Dead Seeds Mutual Fear and Hostility Among Their Wicked Rank

Magical Girls Pilia Magia infiltrate Agastia and end up in a showdown against Megistus. Meanwhile, Kuroitsu seeks a breakthrough in her battles against Blader...