Reborn: Lord Lu's Sweetheart

In her previous life, Lin Wanwan was deceived by her older sister and fiancé, unable to see through their false affection. Her fiancé cheated on her, and she was sent to the operating table, where she was forced to give her heart to her sister. In this life, Lin Wanwan won't show mercy again. Everyone who hurt her will pay the price. The first thing she does after being reborn is go after the man her sister loves... Much later, Lin Wanwan looks at Lu Yan beside her. Weren't they supposed to be working together, and nothing more? How did pretending turn into the real thing?