Failure Frame: I Became the Strongest and Annihilated Everything with Low-Level Spells (Manga) Vol. 9

SECRETS OF THE FORBIDDEN WITCH
While Touka and the newly established Lord of the Flies Brigade face off against fearsome humanoid monsters, he continues to level up and acquire new skills. Each step takes them closer and closer to the Forbidden Witch’s lair and the tantalizing promise of learning more about the Forbidden Curse. Meanwhile, his classmates train and battle with the Demon Empire’s army. Despite their efforts, friction begins tearing them apart. Can any alliance withstand the challenges of Alion?

Kaoru Shinozaki is a Japanese writer best known for Seiju no Kuni no Kinju Tsukai and Failure Frame.
Sho Uyoshi is a Japanese manga artist best known for the manga version of Failure Frame.
Keyaki Uchiuchi is a Japanese manga creator best known for titles including Basket no Megami-sama and the manga version of Failure Frame.
KMKW is a Japanese artist best known for the illustrations in the light novel series Hazure Skill "Kage ga Usui" o Motsu Guild Shokuin ga, Jitsu wa Densetsu no Ansatsusha, and Failure Frame.