Promo / One-shot manhwa

‘Just why do I have to possess someone who’s already possessed…?!’ I became the female lead, who is already possessed, of the novel . But the truth is, she’s actually the villainess who will torment the real heroine. What do you mean I’ve become the villainess who will suffer terribly for harassing the heroine? I can’t believe it! My fate was sealed to become trash before I knew it! I can’t live like this! ‘Please save me!’ But a lot of things are already going wrong even before the heroine