"Coffin Nail..."
Mo Hua ran up to the Bronze Coffin and, remembering the position Zhang Quan had measured, sure enough, found a small recess at one spot along the edge of the coffin lid.
The recess was sealed.
It had to be fitted with a bronze Coffin Nail before the Bronze Coffin could be opened.
There was an array carved inside the recess, but because it was sealed, the array had been hidden, so Mo Hua had not discovered it at first.
How was he supposed to open it?
Ordinary coffin nails were used to seal coffins.
But this Bronze Coffin did the opposite; it used a Coffin Nail to open the coffin.
This Coffin Nail was the key.
Lu Chengyun should have one in his hands.
And Zhang Quan seemed to have one as well.
Mo Hua frowned.
Lu Chengyun was deeply suspicious by nature. For something as important as the Corpse King's coffin, he definitely would not leave two keys lying around.
Then the key in Zhang Quan's hands should be one he had kept privately.
Mo Hua sized up the Bronze Coffin again.
This Bronze Coffin was simple and ancient in style, its bronze rust a dark, cold green. It looked very old, and was probably used for refining ancient corpses. If he had not guessed wrong, it should have been passed down from Zhang Quan's ancestors.
Zhang Quan had given this Bronze Coffin to Lu Chengyun to use, yet secretly left himself a fallback, withholding one key—that bronze nail.
It seemed the two of them were both harboring ghosts in their bellies, each guarding against the other.
The Coffin Nail was the key to the Bronze Coffin...
The problem now was, how could he get a Coffin Nail?
Mo Hua frowned and sank into thought.
He