根据给定的主题和单词数量生成一个简短的随机故事。


主题：校园生活
单词数量：100
Sophia was a freshman, excited to start her college life. She joined many clubs, made great friends, and enjoyed every moment. However, one day, she lost her backpack, which was a disaster. The backpack contained all her textbooks, notes, and assignment papers. Sophia searched everywhere but couldn't find it. Fortunately, her friend Rachel found it lying in the library. Sophia was very grateful and treated Rachel to lunch. Since then, they became closer friends and had many more exciting adventures on campus. Together, they made the most of their college years and created memories that would last a lifetime.