Back to friends

" How can we go back to being friends
When we just shared a bed?
How can you look at me and pretend
I'm someone you've never met? "

Of course this fic is inspired by the song " Back to friends " by sombr so if u have not heard it yet I would suggest that you listen to it first .

Is loving someone you aren't suppose to correct ? Loving a person who caused the death of your friend ? Loving a person who betrayed you ? Loving a traitor ? Loving a..... dead man ?

In which Remus finds himself thinking of a particular friend of his in the middle of nights .