'Jealousy is, I think, the worst of all faults because it makes a victim of both parties' - Gene Tierney Erin Thomas, 16 years old, born 15th August 1996. Undecided about her feelings towards her best friend Luke Hemmings, it just so happens to be that Luke and three other band mates have been asked to go on tour in Europe with world wide famous One Direction. Erin is asked to come along by Aston Irwin, together they pretend to go out just to make Luke jealous and to hopefully make him realize that he has feelings for his best friend. There's just two small problems, Luke has a girlfriend and Harry Styles?

In which Luke is in love with his best friend Victoria, who has a not-so-great boyfriend. Trying to navigate relationships, friendships and Luke's band rapidly rising to fame, will the pair remain friends, or become something more?