I Didn't Mean to Seduce the Male Lead!

Baroness Eleanor Mariche, renowned novelist and relationship expert, has been summoned by an ambitious duke to convince his son, Count Ryan Calabria, into marrying the princess. The problem is… not only does the count have no interest in the princess, he seems to have fallen for Eleanor instead! Now, she must deal with the wrath of his unhappy father, and also defend herself against a two-faced princess! Will she emerge victorious in this struggle for love and power?

(Source: Tapas)