Sandy Pressman is a nice suburban wife whose boredom is getting the best of her. She could be making friends at the club, like her husband keeps encouraging her to do. Or working on her golf game. Or getting her hair done. But for some reason, these things don't interest her as much as the naked man on the motorcycle.

In the summer of 1977, Victoria Leonard’s world changes forever when Caitlin Somers chooses her as a friend. Dazzling, reckless Caitlin welcomes Vix into the heart of her sprawling, eccentric family, opening doors to a world of unimaginable privilege, sweeping her away to vacations on Martha’s Vineyard, an enchanting place where the two friends become “summer sisters”. Now, years later, Vix is working in New York City. Caitlin is getting married on the Vineyard. And the early magic of their long complicated friendship has faded.

Katherine and Michael are in love, and Katherine knows it's forever - especially after she loses her virginity to him. But when they're separated for the summer, she begins to have feelings for another boy. What does this say about her love for Michael? And what does "forever" mean, anyway? Is this the love of a lifetime, or the very beginning of a lifetime of love?

In 1987, Miri Ammerman returns to her hometown of Elizabeth, New Jersey, to attend a commemoration of the worst year of her life. Thirty-five years earlier, when Miri was 15, and in love for the first time, a succession of airplanes fell from the sky, leaving a community reeling. Against this backdrop of actual events that Blume experienced in the early 1950s, when airline travel was new and exciting and everyone dreamed of going somewhere, she paints a vivid portrait of a particular time and place....

When Deenie finds out that she has scoliosis, she’s scared. When she sees the brace for the first time, she wants to scream. But the words won’t come out. And Deenie, beautiful Deenie, who everyone says should be a model, is stuck wearing a brace from her neck to her hips. For four years—or longer. She never worried about how she looked before—how will she ever face the hard times ahead?