Time Travel, Why Am I the Only Vicious Female Supporting Character?

Su Li was originally an orphan. No one liked her since she was a child. Until one day, she couldn't bear it anymore and jumped off a building to commit suicide. But God seemed unwilling to give up this creature and gave her another chance. When she opened her eyes again, she traveled through time and became the vicious female supporting character with the same name in a novel she had just read. But the key point is that she is the only villain in the entire novel, and she is also the one who dies the most tragically in the entire novel. In this world where major families are respected, even though she is the first-ranked Su family, her family will go bankrupt soon, and the original owner will attribute all this to the heroine, Wen Yanqiu of the Wen family, which ultimately leads to her becoming a stepping stone on the road to success as the heroine, and ends miserably. In order to prevent herself from having such a bad ending, Su Li began to have a good relationship with Wen Yanqiu. Wen Yanqiu was surprised at Su Li's changes at first, but they still became best friends. After the Su family went bankrupt, Su Li relied on the assets she secretly saved from Wen Yanqiu to escape City A, where the story is mainly located, and go to City Z, where the stories will not intersect. But after Su Li left, Wen Yanqiu realized that he seemed to be unable to live without Su Li...