The Vault

1. What use is the treasure?
   
2. How do I get the vault door open?
   
3. I have a pile of junk in my inventory. How did that get there?
   
4. What happens to all the cubes I took from the Outer Vault?
   
5. What's going on in here?
   
6. How do I prevent the alarm fairy and guards from showing up?
   
7. How do I get past the guards and down the hallway out of the Bank?
   
8. How do I find out which cube I want?