The Magic in this Other World is Too Far Behind! (Manga) Volume 4

Suimei and Lefille continue their journey toward the Empire, but their path is blocked by the lingering threat of the demon army. When a survivor of a brutal attack sends Lefille fleeing into the unknown, Suimei must track her down before she faces her dark past alone. As the conflict with the demon general Rajas intensifies, the pair must decide if they can overcome their own demons to survive the coming battle.