When the shadow falls on the ground outside the city, the black cloud around it suddenly spreads, covering this small area, covering Zhang Mingqiang and his picnic food.

the invisible Ye Kong hides on the wall. Just now Xiao San took out a thing and put it on the battlements of the city wall. The black shadow killed Xiao San and didn't take it away. Probably he didn't notice it.

Ye Kong took a look at it and found it was a black ball like a glass ball. He didn't know what it was. Leaves empty don't look much, put the ball into the storage bag.

looking down the city,...