I'll always be there for you. {One Direction Fanfic}

Three brothers, two girls and a boy with great parents, their lives are just perfect: Until now.

In a tragic accident Harry Styles and his little Sister Catherin Carly Styles lost their mother and their old sister, since the accident Catherin was never the same, the sweetest girl in the world was gone. Harry had to do his mother's last wish: He has to follow his dream, he has to sing. There's just two big problems, he's heart broken and his little sister is out of control.