𝐁𝐫𝐨𝐭𝐡𝐞𝐫𝐬 (Completed/Discontinued)

What if Sam and Dean had a little sister? What if her life was always full of monsters and demons, and even more now that she found them... When Sam and Dean's dad went missing John found his daughter, her name? Katherine. I own NOTHING but my character, Katherine. Previously called "I Have Brothers?"