In Ascendance of a Bookworm Part 4 manga Chapter 20, Rozemyne navigates the aftermath of her first chaotic year at the Royal Academy, adapting to her role and managing her retainers. The chapter, which is part of the adaptation by Hikaru Katsuki, focuses on her return to Ehrenfest and the growing political ramifications of her actions. You can find detailed information and discussions on the Ascendance of a Bookworm Wiki or explore the English translation from J-Novel Club .