Chapter 51 After Ning Xu heard the sixteen-character mantra for "Star Reversal" from the Melon-Eating System, the tremors that shook the earth and mountains suddenly vanished. After this commotion, the Tianya Secret Realm was no longer as calm as it had been. The sky, once a clear blue, was now stained red with blood, and the temperature in the secret realm inexplicably dropped a few degrees. The once bright atmosphere had darkened, and the surroundings were now shrouded in a dim gloom. Qi Er…