waxlet, i found the fic

[cimorene]

which is to say i asked and it was granted: the goodness of their hearts by taratext.

there's also a hpstoryfinders community.

wayfairer's post of h/d recs for my later reference.

Comments

[wax-jism.livejournal.com]

Ahaaa. It was at The Dark Arts, that's why I couldn't find it when I searched Schnoogle. Explains a lot! Thank you! Mwah.