There was no body in the stone sarcophagus. A piece of paper sat on red cloth. 

There was a line of Italian written on the paper: How did barbarians go down to hell? 

Xia Lei was flabbergasted. 

Is this a joke that da Vinci was playing on him? 

He had gone through all that danger and made his way here with much difficulty, looking for what he had left for him… but he had left this? 

*

After a long pause, Xia Lei snatched up that paper and was about to tear it into pieces when he suddenly thought, ‘Wait… Was da Vinci the type of person to do something like this? He left the password and map under the Mona Lisa, and directed me here. This was not all for a joke, right? Impossible. He must be hinting something to me. How did barbarians go to hell? Barbarians… Hell…’ 

Xia Lei’s gaze went to the red cloth at the bottom of the stone sarcophagus. 

Everything in this maze had been black, but just this piece of cloth in the sarcophagus was red. 

‘Red represents flames. Another name of hell is Purgatory, where souls burn and suffer. Barbarians gives one the impression of violence and destruction. So how do barbarians...