C269 Adventurer Qi Shu 49

Emerging from a passageway beneath the prayer room, Qin Fann gazed at the crystallized tunnels above him with a cautious eye. The medieval era lacked the technology to bore through crystal.

The crystals thickened as the tunnel delved deeper. Qin Fann reached out, his fingers grazing the crystalline surface, eliciting a crackling noise.

The crystals, shimmering in various hues