Low-Level Civil Servant Wants to Climb the Social Ladder

Story

Namia, the magic-scroll-writing genius, gets taken advantage of by everyone—from her lazy boss to her greedy family. But when she uses her knowledge of this novel to save the life of Prince Kiaros, it’s time for her life to turn around. Those who used her will finally get what’s coming to them, while Namia’s skills and good deeds are finally recognized and rewarded. But little does she know that her new assistant is really the prince in disguise, and someone is still trying to kill him!

Synopsis via AniList (English).