Kaze no Stigma

Kaze no Stigma (風の聖痕, lit. Stigma of the Wind) is an anime series directed by Jun'ichi Sakata and produced by Gonzo. They are based on the light novel series Kaze no Stigma by Takahiro Yamato, and adapt the source material over twenty-four episodes. The plot of the episodes is based on the return of Kazuma Kannagi to Japan after being exiled by his clan, and his subsequent interactions with his clan.

Determination and Hesitation (Episode 22)
Going undercover in a meeting of seeds, Yukari finds out that Narumi, her best friend has been brainwashed and held by Utsumi, who tells the crowd that Pandemonium will appear in the park at midnight and that they may achieve great power if they went there.

Protectors of the Wind (Episode 24)
Kazuma, Ayano and Ren encounter Lapis, as well as the discovery that not only has Nanase, but Yukari as well has been brainwashed to follow the enemy's orders.