Julia isn't the girl who gets all the guys. She finally gets her first boyfriend in her senior year of high school, but when things go from great to horrible in her relationship, she knows it's time to change. She moves to London to start over. She puts up walls that are difficult to break down and doesn't let just anyone in. Her trust issues always get the best of her, ruining any chances of another relationship. But what happens when she bumps into her new neighbor, Niall Horan? When he starts falling for her, will she let him in or push him away?