You Wu

Upon discovering her long-engaged fiancé having an affair with her legitimate half-sister, Bai Pu impetuously seduces her boss, who also happens to be her fiancé's uncle. Bai Pu struggles to find direction as she is torn between her fiancé's betrayal and her mother's last wish (the arranged marriage). In addition, her own illegitimate status weighs on her mind even as Lu Zhao He keeps entangling her body and emotions.
(Source: LadyDragon at MDL)