C380 The Secret of the Old Man

After returning to his own cave, Chu Feng was very confused about the Flame Mountain. Logically speaking, although the black flames on the Flame Mountain were extremely terrifying, Chu Feng felt that as long as he was fast enough, the number of crystals he would obtain would also be very terrifying. However, the old man did not allow Chu Feng and the others to go to the Flame Mountain