Don't Break Your Promise!

As Ian wandered outside the late Empress's palace, he was searching for a particular mark in the palace walls. 

'I've already searched this area twice already. Where the hell is it?!'

Ian threw the stick in his hand towards the wall in frustration. But regretted his actions instantly. 

This whole palace was a grave. It was the grave of the late Empress. Although Ian had no memory or connection with her, he at least had the basic human decency to not disturb the resting place of a dead person.

'I'll just do one more round and- hm? What's that?'

As Ian was picking up the stick, he found a small cross mark on the bottom of the wall. If it weren't for someone crouching down to carefully search that place, the mark would probably go unnoticed forever. 

"Lucky~"

Ian grabbed the wall and jumped to the other side of it, entering th