The Horan twins

Story is about a girl named Sara whose mother Maura left her to her father when she was 5 days old taking her other twin baby Niall with her back to Ireland. Philip, father of Niall and Sara dies of cancer,and gives a letter to Sara explaining that she had met her mother and brother at the age of 16 years old in a new-years party back in Ireland. Due of the death of Philip , Sara, Niall and Maura of face to meet again and starting a family. As Niall being in One Direction leads to his twin sister Sara falling in love with Liam Payne but doesnt know her feelings for Harry Styles are real until Liam leaves her for Danielle Peazer.