C91 A Surprise Attack(2)

Upon hearing Yang Fann's words, Lei Shen and Lei Hee's eyes lit up. They exchanged a glance, and Lei Shen gestured for Yang Fann to continue.

"A hundred meters in front of the stockade is a large canyon made of sandstone, and behind it is a land filled with quicksand. There are sand dunes that are more than a thousand meters tall surrounding the stockade. Due to this terrain