The Misanthropic Duke Has Been Doting On Me Since Day One, But I Plan to Leave After The 9 Months.

Just as the marriage between her sister Margaret and the Duke has been arranged, Daisy is shocked to learn that her sister has unexpectedly become pregnant before the betrothal ceremony. To fulfill her sister’s wish, Daisy is ordered by her parents to pretend to be her sister and marry into the Duke’s family for 9 months until her sister’s secret childbirth is over. Daisy is under the impression that she can fool the Duke, who is famous for his good looks and misanthropy, but for some reason, he begins to aggressively approach her from the very first day…….