C1740 The Limitation of the Great Gate(last Part)

It's still two o'clock today.

This time, the Ice Emperor and Bai Xiaohei were completely stunned. What was going on? This was indeed the first time they had opened this door! But why was there a pair of footprints in the room behind this door? What was going on?

Bai Xiaohei stared at the footprints on the floor for a long time. Then, he reached his hand into the door and tried again