Stranded with Harry Styles.

Nel, a cold hearted girl and Harry,
a soft hearted boy were bestfriends and were in love with each other once until some tragic happened. He left her with no goodbye and she hated him from then.
Years later they both are in the same college and in the same class....they have a trip on an island by college but something unthinkable happens and they get stranded on an island. Together yet alone. Nel finds out that he
is a blood sucking vampire....how will she survive stranded on an island with a vampire?