Secret Tunnel Leading to a Grave

Lu Siya thought about it in depth and said, "True. Leprosy Village and the gangs have regarded each other with animosity for decades. The fire in the village is getting worse, and it's not easy for them to work together without enmity. Without Broken Sword Ye Xiaoyue guarding them, both sides might end up fighting.

"Let's figure things out first and see just who this A'Ji is before we make our decision!"

The two of them went into the dark tunnel. 

At the end of the tunnel was a 3D maze that looked like it was soaked in ink. 

While Dragon City was still on Earth, it had developed air-raid shelters, shelters, and underground transportation tunnels. Over the half a century after, the lair citizens dug around these places day and night and connected them together, so the whole thing could make even the pests living underground feel disoriented.