C849 The Gate of the Azure Clouds Opens

With this said, Wang Xiaojian had another question: "From opening to closing, does the Blue Firmament door become bigger and bigger, and then become smaller and smaller after the peak?"

Bai Wushuang nodded her head and said, "That's right, the space inside the Blue Firmament door is indeed like that. The entire process lasted about three days, and after a day and a half