I Can Travel Through the Past and Learn Secret Techniques

What does it feel like when Youyou wakes up and finds that she is about to be made into a pill? Regarding this issue, Chen Yutaigai has the most say. After accidentally obtaining the [Ninth World Bead], he can travel back in time to learn secret techniques, and then return to reality to beat up the villain! In the crisis-ridden world of cultivation, Chen Yu is always inferior to others when encountering enemies? It's okay, I'll go back in time and learn a lot about it, and then I'll come back and compete!