Quickly travel to save the cannon fodder? No, I will just flip the table

Lu Qianqian finally got the admission letter from the world's top 1 university, and was about to leave her family that had been acting in melodramatic romance dramas for more than ten years. However, she was accidentally injured by her father's white moonlight and became a vegetable at the last minute. She was accidentally bound to the "Save Cannon Fodder" system and was required to complete tasks in various worlds to earn points. Only when she earned enough points could she return to the present world and recover her health. The first world: The male protagonist is the son of the prime minister, and the female protagonist is the daughter of the duke. She is the male protagonist's cannon fodder cousin. The male and female protagonists quarreled for the first time, and the male protagonist found a cannon fodder to get engaged; the second quarrel, the male protagonist found a cannon fodder to get married... In the end, the cannon fodder was expelled and committed suicide by jumping into the river, and the male and female protagonists had a happy ending. The second world: The male protagonist was a teenager...