My BestFriend Zayn Malik Fanfic

Nailani and Zayn are the bested frieds you could ever see. Zayn is the popular boy in school while Nailani is just a average girl who doesnt interact with the cheerleaders or jocks. What happens when Nailani has a crush on Zayn while Zayn falls for her to?But what happens when Niall is falling for Nailani too?