Broken Expectations {Niall Horan Love Story}

Have you ever wondered what your purpose is? The reason why you were placed on this earth? Everyone is here for a reason, even if that reason is as small as helping an elderly person cross the street. But Sara's purpose is to help Niall Horan over come his drinking problems and help him get his life back on track after he lets himself go. What will happen when Sara's expectations of Niall falling in love with her at first sight fail and she's left broken?