C900 The Road Is Filled with Injustice

After listening to Yan Fei's words, Zhang Fann nodded his head. There was a look of appreciation in his eyes. He smiled and said to Yan Fei, "It seems like your observation skills are really strong. To be able to discover all of this, not bad. When I first arrived at the Sword Tomb, I discovered that... There was a formation in the Sword Tomb. This formation operates very slowly