C773

"Qing Zhu, did your Divine Sense detect anything underground?"

"What could there possibly be?" the little maidservant huffed. "Who knows which jerk built this place? It's riddled with tunnels. Even if I tried, I couldn't find a thing!"

"Tunnels? You mean the underground pipes for the drainage system?"

Cities typically have a drainage system to collect rainwater and channel it to rivers