Bab 514: Trouble Lurking

Three weeks later. 

Inside a cave behind a waterfall. 

Grey could be seen sitting in a crossed leg position. 

"Finally, my darkness element has upgraded to the blue grade. I should be able to break through to the Overlord Plane now," He muttered to himself. 

Void and Sylvia went out, with the reason of sitting here too boring. 

They were currently in the Acer region, but according to Sylvia, they should be able to leave within a two more teleportations. During their journey, Grey had spent most of his time training whenever they weren't using teleportation arrays. 

Not all cities have teleportation arrays, and some of the arrays surprisingly couldn't take them to where they wanted, so they had to use another form of transportation to get to a city that could let them teleport. Then there are times when the teleportation arrays were broken, and since they didn't want to wait, they decided to head to the next city. 

….