Global Reincarnation: Am I the Only One Who Doesn't Know the Plot?

Su Bai traveled from another world and found that everyone here must enter the reincarnation space. He found that anyone who entered the reincarnation space here could easily conquer the dungeon because everyone had purchased the dungeon guide! When Su Bai wanted to buy a copy of the guide, he found that he was not qualified to buy it. Am I the only one in the whole world who doesn't know the plot? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.