Loving My Doomed Villainous Stepdaughter… and Winning the Duke's Heart by Accident

Sophia is a poor aristocratic daughter who married Alain, the head of the ducal family, through a contractual marriage. She has a special power called "gift" and has the ability of precognitive dream.

One week after marrying into the duke's family, Sophia has been following her contract not to interfere with Alain's work and not to love him, but one day, Sophia has a horrifying prophetic dream in which she sees Miss Rebecca, her stepdaughter from the contractual marriage, ruined and condemned...!

How could that lovely Miss Rebecca be...?
Knowing her tragic past and present and wishing to save her, Sophia decides to love Rebecca with all her might.
Alan gradually begins to care about Sophia...?

A romantic comedy about a contractual marriage and avoiding ruin and doting parenting?