I've talked the the cube... Now what?

Hint 1 of 5:

Look up.

Hint 2 of 5:

Notice the walkway above your head.

Hint 3 of 5:

There is a hole in the walk way right above where you are standing.

Hint 4 of 5:

Click on the stone on the ground next to you which is directly below the
hole.

Hint 5 of 5:

Once on the balcony, notice there is another hole on the opposite side of the
room.