Mackenzie doesn't like One Direction. At all. But her sister, Alli does. What happens when Mackenzie is forced by her sister to go to a One Direction concert with her? Even worse, what happens when Mackenzie runs into Louis Tomlinson, will she fall for him? What happens if she does? What if Paul tells Louis to choose between Mackenzie and Eleanor? What decision should he make? And how far will Mackenzie go to forget about Louis when hes forced to date Eleanor....? Will Mackenzie and Louis ever be back together? And what happens when Mackenzie needs a heart transplant?