C8095 Arranging the Formation

Li Si took out a secret letter from his bosom. There was even a faint glow of a rune on it.

This was a letter that had been sealed with a special method. It was obvious that it was extremely important, and outsiders did not have the right to open it.

Lu Yu's heart skipped a beat. If Li Si did not have any important matters, he would not have acted so solemnly