Ao Changsheng traveled through the wilderness and turned into a dragon. He was born at the end of the Dragon and Phoenix Catastrophe? Awaken the strongest retreat system, the retreat field is invincible, retreat can make you infinitely stronger! "One, I don't retreat, go to the wilderness, the system is closed!" "Two, retreat for a thousand years, reward, a drop of Zulong's blood!" "Three, retreat for ten thousand years, reward, Zulong Breathing Technique!" The longer the retreat period, the richer the reward, infinitely stacked! As the dragon ancestor with infinite lifespan, he resolutely retreated! I, the ancestor of the dragon clan, will never come out!