Niall's secret twin sister (one direction fan fiction )

It's been three years since one direction has been to X factor but it has also been three years since Niall from 1d has talked to his secret twin sister Ariana she tried to contact him but he would never answer when they were little Ariana was a nerd and Niall was always popular so Niall was always being mean to her but then Ariana hit the last straw with her dad when she gets in a fight with a girl at school so he makes her live with with Niall and the boys find out who it turns out