[No time travel] + [No system] + [The heroine has a clear goal and her IQ is online] Please feel free to eat it.
The eldest daughter Yu Qin, who was obese and well-off, was betrayed by her husband and killed everyone who loved her. After her death, she was bullied by her husband's men in turn. She died with a lot of resentment. Unexpectedly, when she opened her eyes again, she was reborn in her high school. This time, Yu Qin vowed to protect everyone who loved her, and she was bound to play the scumbag.
