when what they sung for is undone - R, SN, AU, Alistair/Dean

Title: when what they sung for is undone
Fandom: Supernatural
Disclaimer: not my characters; title from Dickinson
Warnings: mentions of torture; non-con; spoilers for everything aired; AU
Pairings: Alistair/Dean
Rating: R
Wordcount: 845
Point of view: third
Prompt: partnership

( Dean’s Hell is cold, ice and snow and an Arctic wind snarling from the north.  )