Danzai Sareta Akuyaku Reijou wa, Gyakkou Shite Kanpeki na Akujo wo Mezasu Koushiki Anthology@COMIC

Claudia, daughter of a duke, is tricked by her wicked half-sister and sold off to a brothel. Unwilling to accept defeat, Claudia uses the tools at her disposal and becomes one of the most successful sex workers in her new home. That’s when she dies–only to be thrust back in time to age fourteen! Gone is the gullible girl of her academy days now that she’s got street savvy and hard-won seductive skills. It’s Claudia’s turn to play the evil villainess, and there’s nothing she won’t do to protect what’s hers! (Source: Seven Seas Entertainment)

Claudia, a duchess, was framed by her vicious half-sister and sold to a brothel in disgrace. After falling ill and dying, she was reborn back to the age of 14, but now she was no longer just a naive girl. She played the role of a "good girl" to win over her cold-hearted brother, and then "guilt-tripped" her father into caring for his family. With the wisdom and deftness she acquired in her previous life, she became the new students' representative and joined the student council. She even unintentionally seduced the son of a wealthy merchant and won the crown prince to her side! Amidst the whirlwinds of their respective agendas, the battle between the sisters finally begins! In order to protect what was important to her, Claudia will use any means necessary. The former duchess prostitute will also become the "villainess" to fight for justice in this exciting love fantasy!　 (Source: TO Books, translated)