Lauren Jauregui and Ally Hernandez were the school's "It couple." They were loyal, happy, and just plain adorable together and everybody wanted a relationship like theirs. Everyone thought they would be together forever. Boy, were they wrong.
Ally breaks up with Lauren out of the blue and leaves her completely heartbroken. Lauren feels like she'll never find love again, but she hasn't met the new girl yet.
Feelings arise and she has to choose between the girl who broke her heart or the girl who can't make her stop smiling.