Treasure Map Issue

[BlackLegion]

I'm going under the lake. But after the second floor door locked says . How can I overcome this?

 

[BlackLegion]

Please help

 

[zykox]

What " second floor door"?

Post a screenshot.

 

[warakornmk]

If you mean"The door is locked, I can't go any further".
This dungeon is not complete more area will unlocked when chapter 2 (or 3) come.