C184 On the First Night

"Fellow Daoist Wang Xu, what's happening here?"

Zhang Qingxue had been the one to find the waterwheel, so she was present too. Upon seeing the characters left by the water on the roof, she instinctively covered her mouth in shock.

I let out a wry smile. Zhang Qingxue wasn't the only one confused by the situation; I was hardly grasping it myself