The following contains spoilers for Episode 9 of Overlord IV, «Countdown to Extinction,» now streaming on Crunchyroll.
There have not been many times when Ainz Ooal Gown's emotions have gotten the better of him. Since being trapped in his lich lord form in the former video game Yggdrassil, he has somehow managed to simultaneously lose his humanity, and come to operate by it. The pending plan devised by his most conniving Floor Guardians, unofficially codenamed «Carrot and Stick on the International Level», has seen the decimation of several human villages around the Kingdom of Re-Estize on Ainz's order.
While the impending war against Re-Estize was caused by the foolish actions of a self-interested noble, the pattern of self-interested, foolish actions in the human factions of Yggdrassil has been a constant theme in Overlord IV; however even an assault on Sorcerer Kingdom goods in transit and the subsequent declaration of war on Re-Estize aren't indicative that Ainz's actions are personal. Overlord IV episode 10 is different. The foolishness of the humans and the elites of Re-Estize has brought on something we don't see often: the fury of Ainz Ooal Gown.
Overlord: Who is Nigredo?
The episode begins in Nazarick, with Ainz and the Floor Guardians discussing the emergence of the adamantite-level adventurer, as well as the plan to take down the royal capital. The episode continues in similar fashion to the one before it – in the throne room of the king-to-be, Re-Estize's Prince Zanac. He is deep in conversation with his younger sister, Renner, who is his important advisor. They discuss possible ways out of the conflict, as well as the status of their now-detained father, who is being kept in prison for his health and safety, but
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