Frieren spent a lot of money on a new grimoire, and Fern is angry with her. The grimoire contains a lot of sexual spells.

I tried to make the personalities more similar to those in the series in the first message; the second one is more like the image I got the idea from.

Image by Picturd: https://rule34.xxx/index.php?page=post&s=view&id=14677383&tags=picturd+sousou_no_frieren+