The boys have a (gasp!) sister. She is equal parts rebellious and desperate for approval.

What happens when Sam and Dean find out they can't protect their little sister from everything? Well, Ronnie's about to tell you. Co-written by the amazing sweetkiwi604. R&R!

You've been dealing with self harm and depression for a while, and one day you came home to a note on your bed in the bunker. TW: Self harm and depression

Sam and Dean have a younger sister that deals with bullying and image issues while attending her first high school.

Imagine request: Imagine the reader struggles with self-harm and depression, and one day Dean catches her. Fluff ensues. TW for descriptions of depression, anxiety, self-harm, and mentions of blood.

Kat doesn't want Sam back in her life after he left for college but Dean is dragging her with him to pick up Sam to help find their dad. Will Kat and Sam get along while on the road? Warnings for Eating Disorders and Self-Harm

'Sister!fic where reader gets kidnapped by a monster and the brothers save her, yet she is physically and emotionally beaten up so Dean never leaves her side and takes care of nce they have a special bond.' As requested by samanddeanwinchester on tumblr

Before he left, Sam and Riley Winchester were glued at the hip. Best friends. When Sam leaves for Stanford his little sister goes must deal with him being gone and Dean has to accept the fact that he doesn't know how to deal with teenage girls, like Sam does. No longer a ONE-SHOT! R&R!

Dean and Sam have a little half sister who like them is a hunter. And a damn good one at that. When she gets sick right after a hunt the boys figure out what's making her so sick. This is my first story on fanfiction. Take the poll on my profile!

Madison can't take the bullying anymore and the feeling that her mother's death was her fault. Can her brothers get to her in time or will the Winchesters lose someone else? One shot sister story Co-written with the inspirational wandertogondor. Complete.