It's a sister Fic! Sam and Dean have a younger Sister, Riley and John never died, When the world suddenly ends and is taken over by Walkers and Riley Winchester gets taken from her father and two brothers who are willing to do anything to keep her safe. What will become of Dean, Sam and John.
Crossover - Supernatural & Walking Dead - Rated: M - English - Family/Hurt/Comfort - Chapters: 9 - Words: 43,524 - Reviews: 26 - Favs: 54 - Follows: 89 - Updated: 12/20/2016 - Published: 4/12/2016 - John W., Dean W., Daryl D., Negan