C33 Closeddoor Refining

As dusk descended, the city fell into a hush. Only the Artifact Refining Furnace in Qin Feng's room continued to crackle and hiss.

Qin Feng retrieved a dark green ore from his Secret Bag and tossed it into the Artifact Refining Furnace. A loud boom ensued, followed by a plume of black smoke billowing from the furnace.

"Ah, another failure," Qin Feng sighed in disappointment