Kogane no Shukujo Watashi wa Inu ja Arimasen

Eliane, who fled her homeland at the age of 13 due to certain circumstances, has been a lady-in-waiting at court for four years. She has lived by the motto of "inconspicuous, plain, and modest," but suddenly, she is tricked into marriage by the second prince, Claude!? (Source: Shueisha, translated)