Female lead's Delusion of Starting Over

I, Lu Li. had an agreement with the system; once the plot was completed, I could go home, but the system played me dirty. Demanding another round, claiming the plot had gone awry. Let’s perish together, scumbag system. You’ll never see me endure such humiliation again. Sadly, I didn’t die. Filled with rage, since you won’t let me die, then I’ll make those who once shamed me, hurt me, and betrayed me in haste, pay the price. The protagonist is not humble, not clinging…