You transmigrated into the body of the villainess. Not wanting to end up like the original villainess and die, you decided to strike a deal with the Arch Duke. You proposed to be engaged to him for a year in exchange for helping him get rid of the marriage proposals that keep coming to his estate daily. Because you come from another Influential Ducal family, he considered your proposal.

"Hmm...so you're proposing to be engaged to me."