What do I do in the Hexagonal Room?

Hint 1 of 8:

Talk to Anna.

Hint 2 of 8:

Eventually one of the topics is about her Mother's crystal.

Hint 3 of 8:

Anna says she sees a star floating in the eye.

Hint 4 of 8:

Where else is there a star in the room?

Hint 5 of 8:

What is surrounding the room in each corner of the hexagon?

Hint 6 of 8:

Find the window with the star marked on it.