Angelic Trickster Over Backstabbing Demons, Every Time (слэш)

Desperate and lost after Dean was sent to hell, Sam is trying to survive and do something productive instead of going insane. His options are limited and Ruby's offer to take down Lilith appears to be the best he's got.
That's when a tricky visitor shows up and proposes an alternative solution containing many revelations about Sam's past, present and future.