C649 Fortuitous encounter

The exit that Hai Dongqing and the others found seemed to be real, it was right beside the wall, close to the floor.

It was a square exit, about one meter wide and one meter tall. It was almost impossible to walk through it normally. One had to be on one's stomach or half squat to pass through it.

Hole Manager was not a patient person, he was the first one to rush over