High school athlete Cyd Loughlin lives alone with her depressive father in South Carolina, perpetually longing to get away from it all. When her aunt, famous novelist Miranda Ruth, agrees to host her for a few weeks during the summer, Cyd jumps at the opportunity. While there, she falls for a girl in the neighborhood, even as she and her aunt gently challenge each other in the realms of sex and spirit.

Unfolding over the course of one very eventful day in his life, at 17-year-old preacher’s kid Henry's afternoon birthday pool party, the guests include an assortment of grown-ups from the family church, as well as Henry’s secular and religious teen friends — including the closeted young Logan, who clearly has eyes for Henry.