When I Became a Commoner, They Broke Off Our Engagement!, Vol. 3 — Kenzi Oiwa

Forcibly returned to the family from which she was taken as an infant, Anna's world is turned upside down in a whirl of unfamiliar experiences and unfamiliar faces. She may have lost her status, brother, and fiancé, but Anna's determined to show that her year of preparation wasn't for nothing as her new life as a commoner begins…!