Trapped as a Villainous Fake Sister

One minute, she's inheriting a fortune; the next, she's trapped in a twisted rich family drama. And not as a darling, either. She's the villainess who just framed the heroine and turned the story's big bad into her personal blood bank. Basically, she's ticked off everyone. To survive this mess, she's gotta pull a complete 180, win over the heroine, and grovel to the villain. Watch as she goes from scheming brat to devoted little sister, all while trying to avoid a very messy end.