Synopsis: The Extra Decided to Be Fake

"I am the Duke's daughter." The missing daughter of Duke Maynard has returned. Everyone welcomed her warmly. But she wasn't happy at all. For her, this place was never hers. "When I die, live on as me... live for the both of us." "I've arrived, Swan. I don’t care if the truth comes out and I'm branded as a villainess. As long as I can fulfill what you wished for...!"