While a few of the students of the Academy confirm that a feather-winged elf was present, very little more information can be readily gleaned from the ones who deign to even affirm that fact. The most gathered beyond that the Avariel was present, and female, is that she is no longer present.
The search produces little more results from the sentries in Shadowscape, although one responds with a curt query:
"And who are you, to whom information would be given?"