Take the Long Way Home

[amypond45]

Story set after the season 9 finale. Sam figures out a way to fix Dean, but there's a catch. In order to make him human again, Sam has to kill demon!Dean. Dean comes back, but without his memories, and only for six months, after which time he turns back into a demon and Sam must hunt and kill him again if he wants his brother back. Time is running out for Sam to find a permanent cure, as Dean comes back more damaged every time he dies.


http://archiveofourown.org/works/2226951/chapters/4885449