Lily Park was just a shy horse-loving Irish girl living in the small town of Maynooth. When she goes to Dublin for a horse riding competition, she bumps into a certain Irish lad. They end up becoming best friends and she falls for the one and only Harry Styles. Will she open up to him? Will she listen to her friend Faith's advice; telling her to stay away from him, he's trouble? What happens when two completely different worlds collide? Will she change for him? Will he change for her?