Lostwinchester storie

I'm kaylie Winchester.. my mom and dad abondened me when I was little I got a letter from my dad john saying my mom Mary died when I was 4 and that I had 2 brothers Sam and Dean now I'm set out to find them... a 13 year old girl wandering the streets looking for her family.

What if the winchester brothers had a sister and without knowing that she existed what happens when she finally meets her twin brothers after five years of being alone In this messed up world.