Frieren's Mini Anime 'Magic of ??

Magic that Lets You Speak Extremely Fast Fluently (1x7)

Air date: Jan 24, 2024

Frieren and Heiter try the spell out on the taciturn Eisen. At first the spell doesn't seem to have worked, but when they ask him about a recent battle, both his speech and his movements increase in speed. Frieren and Heiter conclude that it's good for people to have their own manner of speech.