Danzaisareta Akuyaku Reijou wa, Gyakkoushite Kanpeki na Akujo wo Mezasu @COMIC

Destined to be the bride of the crown prince, the noble duke's daughter Claudia instead falls victim to a malicious conspiracy orchestrated by her own half-sister, Fermina. Stripped of her title and unjustly disgraced, Claudia is exiled to a brutal brothel. Refusing to yield to despair, she survives the harrowing ordeal and ultimately rises to become the establishment's top courtesan, though her life is tragically cut short by illness. Upon drawing her final breath, Claudia awakens to an astonishing reality. Gazing into a mirror, she finds the reflection of her younger self, realizing she has been granted a second chance through time travel. Armed with the formidable psychological tactics, charm, and street-smart resilience she mastered in the underworld, Claudia sets out to captivate everyone around her and systematically prepare for her inevitable reckoning with Fermina. Embracing her dark destiny, she vows that if her sister is determined to frame her as a villainess, she will surpass those expectations and become the ultimate antagonist.