Symbol: Pebbles
The pebbles on the beach come to represent Rose's past, her family's past, and her past self as well.
Symbol: The Beach
The Beach symbolizes Rose's rebirth as an older, new person and her new life.
Motif: Dissapointing Adult Role Model
A common motif in the novel is disappointing adult role models - particularly adults that have disappointed Rose and Windy.
Motif: Awakenings
Another frequent motif in the novel is the sexual and spiritual awakenings of most of the teenaged characters in the novel.
Allegory: Otherness
Windy's story in This One Summer is an allegory for the feeling of being "other than" that many LGBT people feel.