The binding coil. What you see are the shards of Dalamud, what became of them, and their true purpose.

[ how.. haunting it is to behold again, after so long, no less chilling than it had been the very first time she set foot in the place. the deeper they went, the more the story of the coils unfolded around her, the more terrible the reality became. ]

And the fate of my grandsire and Bahamut both.