C813 Bai Kong'er

When Xia Houzhen counted to three, Chen Yu and Wu Tie both exerted their full strength.

The muscles on Chen Yu's body tensed up, while a thunderous sound came from his body.

The stone door on his side slid to the side with a 'kacha' sound, and slid open a few meters.

The stone door on Xia Houzhen's side also slid open more than two meters.

When Chen Yu released his hand and stood still