Me ga Sametara Tougoku sareta Akujo datta @COMIC

Sophia Alcott awakens in the body of Violet Elford, a notorious villainess locked away in a tower. Unfamiliar with a life of comfort, she finds her imprisonment preferable to her previous existence as a disregarded apothecary. Meanwhile, Violet regains consciousness in a deplorable setting, far worse than a kennel. As Violet pursues her own goals, she begins making significant alterations to Sophia's life. The contrasting perspectives and actions of the two women begin to reshape their fates.