C240 Fivecolored Light Pillar

"Brother, what are you planning to set up? It doesn't look like an easy task with what we have here," the Elf said, her wings fluttering as she hovered in the air, her voice tinged with curiosity.

Niu Li gave a secretive smile. "I'm working on something far from ordinary—something invisible and intangible. How else would it retain its mystery? Just watch and learn."

As he spoke