C1861 Try to think of a way

Yi Hao had already mentioned that he had never seen the seals on those four horns before, and it was very complicated and strange as well. Yi Hao thought that perhaps he had entered the space realm to discuss it with the Ghost Face Yan Luo, and perhaps he would find out.

Even if they didn't know, they could probably find a way to deal with the books in the Void Domain. Otherwise