He WAS My Childhood Lover... (A Niall Horan FanFiction)

Niall and Mary were bestfriends since birth. One day they fell for each other until he went to audition for the X Factor and forgot all about her. Its been 2 years, She still loves him with all that is in her she tried to move on but can't since she sees posters of him every where she goes. She misses him deeply, she wants to forget but can't.