Siyoung Kim finally got into her dream school, the prestigious Soul National University. But while taking a little nap in the library... What the-! She finds herself in the world of the trashy smut "Conquering My Duke." Now as the heroine Eileen White, she has to marry the seemingly perfect Duke Caden for a year. But what's the catch? There has to be one, right?? Well, he definitely has a beast of a secret. Will she be able to get back home safely? Or will she have to tame this wild duke herself...?