All Su Chen could do now was wait.
He needed to see if the Empress of Xuanyuan would appear. If she did, it would confirm she was a guardian of the Immortal Emperor Rankings. If she didn't, his hypothesis would have been wrong, and there would be no point in staying; he would have to leave the Xuanyuan Imperial City.
As for offending King Lanhao, Su Chen didn't care in the slightest. Within the Xuanyuan Imperial City, protected by the Immortal Emperor Rankings, he could afford to ignore the King entirely.
Chapter 643