In his hand, the seal technique shifted, and the furnace kept expanding until it reached the size of a water vat.
He opened his mouth and swallowed, and a ball of green ghost fire flew out, burning below the furnace.
The man tapped on the corpse storage bag at his waist, and a completely blackened zombie emerged.
"Get to work!"
Following the man's command, the Black Corpse continuously grabbed human corpses and tossed them into the furnace.
It was unclear what this Black Furnace was; bodies kept being thrown in with seemingly no effect.
From the bottom hole of the furnace, gray-white residue continuously emitted.
After about two double hours, the square was empty.
The man pinched a demon technique, and the green ghost fire flew back into his mouth.
He uncovered the pill furnace, and two pigeon egg-sized crimson pills flew out.
The man kept shaking his head, "So many ordinary people, yet only two Blood Food Pills were refined, it's too difficult."
