After being cheated on, I had a flash marriage with a chaebol prince

Introduction: In her previous life, Cheng Yinian gave up her prosperous career for Ling Zhan and returned to her family. However, she was used as a nanny by Ling Zhan and his family year after year, and they kept saying that she did not make money. In the end, Ling Zhan cheated on her best friend Shen Xinyue, and teamed up with Shen Xinyue to send her to a mental hospital, where she lived with mental illness every day. They also gave her muscle atrophy injections, making her inhuman and ghost. Her mother also asked her to give everything she had to her best friend, and she died with hatred. After her rebirth, she changed her past cowardice, disowned her relatives, and vowed to take revenge.