Darenimo Aisarenakatta Shuuwai Reijou ga Shiawase ni Naru made

Amelia is an unfortunate girl who lives off garden weeds instead of food. Born into an illegitimate family, she was abused by her family from an early age, and because of her shabby appearance, she was scorned in high society and called an "ugly young lady." One day, Amelia receives an offer of marriage. The suitor is the notorious "tyrannical duke," Duke Logan...!?

(Source: Overlap, translated)