Aurora,

My deepest apologies, but I could not have given this to you in public. The box has a password; it's "achernar", which I believe means "end of the river" and is the ninth brightest star. I hope this is true, as I read it in a book. The key will open the lock on the cabinet which you will find in my old quarters down in the dungeons. You will know what to do with what you find inside.

Severus

Aurora held the crumpled parchment tightly in her hand as she sat in front of the stone Pensieve, watching the silvery substance swirl. Hot tears slid off of her face and joined with the memory inside.

Fin.