Lena Rockwell is about to catch a plane to Italy to spend her whole summer there, with family. Unfortunately she misses the flight, and ends up at a Starbucks, where she meets a boy with curly hair and green eyes - Harry Styles. Her whole summer begins when she meets his band mates, and decides to join them on their North American summer tour. Lena's life is perfect until tragedy happens that causes everything to change. Will things be the same after the best summer of her life?