The Daughter of a Fallen Aristocrat Becomes The Poor Knight’s MaidservantBotsuraku Reijou, Binbou Kishi no Maid ni Narimasu; 没落令嬢、貧乏騎士のメイドになります; The Daughter of a Fallen Aristocrat Becomes the Poor Knight's Maidservant; บุตรีขุนนางตกระกำลำบากไปเป็นสาวใช้ของอัศวินผู้อัตคัด; 몰락 영애, 빈곤 기사의 메이드가 됐습니다; 没落千金是穷骑士的女仆

Her father's embezzlement of political funds was discovered, and the Count's daughter Agns, known as the "beautiful rose", fell into ruin. While many people left her because of her downfall, it was the poor knight Bernard who reached out to Agns. To avoid her mother's inevitable marriage proposal, Bernard asks Agns to play her fiance, and the two meet her mother, Ocanne. As a result, Oceanne unexpectedly takes a liking to Agns, and for a while, talks of marriage, which was supposed to be her last resort, really progress... (google translated)