Zhao Hai didn't know that Zhang Feng was not a simple person. He was a direct disciple of the black Tiger Gang's sixth high school, and an inner disciple of the black Tiger Hall. Although he was not a core disciple, his position in the black Tiger Gang was not low. It should be known that the battle slaves could bring a lot of benefits to the black Tiger Gang every year. Moreover, this was also a place to show the black Tiger Gang's strength, so it was very important. The city needed a reliable person to guard it.