フェンネル大陸 (Series) favorite_border

[DeepL Translation - needs review] Fenberg (a.k.a. Fen), a 13-year-old girl, is a princess and a general who organizes a division of demons. She inspires herself to protect her homeland, Strife, from invasion by enemy nations, to wish for the happiness of her people, and to support her beloved brother. Then, something happens that changes her destiny!　The first volume of this epic high fantasy series finally sets off on its journey.

(Translator: DeepL)