Looking Back in Time, We Finally Meet the Final Goal

Su Yanzhi and four others were captured in the White Tower and were killed after going up to the second level. They used time retrieval to predict in advance and kill her instantly. No, how are you still alive? I also want to get off work, but I need to explain my background. You can go back after passing level 13. OK, get off work. Su Yan knew that they had entered the third level. His teammates had their legs broken, and there was nothing that could be cured. Going back in time, in the second level, what had I done?