I saw a big black snake entrenched in the thunder front of the gray clouds. The five snake heads rotated slowly, trying their best to hold up the gray clouds and prevent the cracks in the gray clouds from closing! It should be noted that once it is closed, the inside and outside are completely isolated. Ji Ning and the others will not even be able to sense the inside of the 'Prairie World', let alone transmit the Yuan Power to control the divine sword....