Chapter 312 Something's Wrong

Rhea heard this and pondered quietly.

She thought, 'Wind without shadow, Hall of Ten Petals, Wind's Mark, Veiled Corridor...

'Every word in the chant is shrouded in metaphor. Just looking at these two lines, I have no clue at all. I couldn't figure out what any of it is referring to.

'Looks like if I want to crack the whole mystery, I have to track down more Elven Tablets and put all the pieces of