Mind reading, the emperor saw my fist hard

Everyone reads my mind + cannon fodder + group pet + cool story, the heroine has no CP. Xu Jinyu is a standard contemporary college student. When she was saving a child crossing the road, she was hit by a luxury car and fell into a world that was a fusion of several novels. She also traveled with a salvation system. The system allowed Xu Jinyu to live again. In return, Xu Jinyu needed to save the world that was messed up by the hero and heroine. But when Xu Jinyu opened her eyes, she was dumbfounded. The body she traveled through was a peasant girl. What world can a peasant girl save! By farming? Unfortunately, Xu Jinyu studied a major that had nothing to do with farming in college. Fortunately, the system sent her to...