The heroine Lin Yun, who was originally a freshman, accidentally picked up a book when she entered the university. Driven by curiosity, she opened the book and unexpectedly came across the book. The villain's subordinates learned from the system the only way to go back and live to be 100 years old. As a result, they were brutally murdered by the villain Black Lotus and Lu Ming many times. They quickly learned about it and finally got good luck after resisting many times.
Intention: time travel