C2235 An Unmovable Tower

"Dong Dong Dong Dong!" The cannonballs scattered and landed on their defensive walls, exploding into balls of sparks. Then, a cloud of smoke quickly dispersed and enveloped them in an instant.

Bai Ru reflexively shouted, "Be careful," and then she held her breath. God knows what was in the smoke. What if it was poisonous smoke? He did not have the ability to be immune to poison