Unexpectedly 1D

Louis, Harry, Liam, Zayn and Niall has a best friend but they didn't know that their best friend is just one person. They met her when they were still young but different time and place.They didn't know where their best friend is but to Alexandria she know where they are. And their promise to her was fulfilled to become a famous singer but her.......but something happened and they saw each other but the difference is they see Alexandria as a fan. Will they ever know that their best friend is near them? That its only one person? will they ever give up friendship to give chance to love??? This is my First 1D story that i made please read it.....