Falling for my boyfriend's cousin ( A Zayn Malik Fanfic)

Zara had a huge crush on her best friend when she was just four. He had deep brown hazel eyes which attracted her the most. Zara and her best friend were inseparable so their parents called them love birds. Everything was beautiful until one day Zara's parents were killed. She was an orphan now. She was all alone but she felt even if her parents are no more her best friend is with her but he was also no longer with her..... The day her parents were killed him and his family moved out of town without saying goodbye....
Now after 15 years, Zara is in London. She is living a good life. She has a job and a loving boyfriend. She has no memories of her childhood now but she keeps remembering those eyes. She is perfectly happy in her life but what happens when at a party she meets her boyfriend's cousin who has the exact same eyes as her childhood crush...