The contrast between down-to-earth Abby and glamorous influencer Savannah raises questions about identity and personal authenticity. Throughout the summer, both sisters learn to find themselves and their own definition of happiness, independent of others' expectations.

The book explores different aspects of family, both biological and chosen. Abby confronts her parents' secrets while learning to be a sister to Savannah. The friendship between Abby, Leo, and Connie demonstrates that family can be found in unexpected places.

The story delves into the complexities of relationships, featuring Abby's struggle with her feelings for her best friend Leo, while Savannah develops a connection with another camper. It highlights the importance of honest communication in both friendships and romantic relationships.