Beautiful (Supernatural Castiel Fanfic)

Jackson Winchester, middle child of the three Winchester siblings. Dean, the oldest, but least mature, Winchester. Who as Jackson would put it "Over protective" . Then there's Jackson, the only girl, the middle child who's exactally 2 years younger than Dean. Then there's the youngest, little Sammy! He may be the youngest, but he definatlly is the most mature. Yano him being the size of sasquach and everything.. As Jackson would put it... She hasn't spoken to her family in almost three years, but what happens when Dean dies, comes back, and they meet a certain angel ?