The Magic in this Other World is Too Far Behind! (Manga) Volume 2 by Gamei Hitsuji

It’s hard being a modern magician in another world!

While his best friend Reiji sets off on a quest to subjugate the Demon Lord, Suimei is fighting off palace intrigue and departing on a journey of his own—one he hopes will help him find a way back home. First stop? The local branch of the adventurer’s guild where new challenges and allies await. But when he’s put to the test, can he rise to the occasion without blowing his cover?