The Prince in Game is Hard to Raise

Hill accidentally travels into the game she’s playing and becomes Lady Hill Augustine, the daughter of the Duke. Her ultimate mission in the game is to help her brother Xiulin, who she always bullies, to restore the status of the Prince and come to the throne. Hill has many negative quests to complete and has no choice but to accomplish them. Does she have it in her to complete all the missions? What is her final fate?