C1039 The Forbidden Divine Talisman

Qin Fengming had seen some descriptions of Mental Demons in many ancient books, but none of them were detailed. He only said that the oath of Mental Demon was the most reliable contract among all the oaths.

No one would dare to go back on their word as long as they swore on a special talisman to the Mental Demon.

However, Qin Fengming did not know the exact details