The summer after her first year of college, Isobel "Belly" Conklin is faced with a choice between Jeremiah and Conrad Fisher, brothers she has always loved, when Jeremiah proposes marriage and Conrad confesses that he still loves her.

Summer for Sasha and Ray means the sprawling old house on Long Island. Since they were children, they've shared almost everything--reading the same books, running down the same sandy footpaths to the beach, eating peaches from the same market, laughing around the same sun-soaked dining table. Even sleeping in the same bed, on the very same worn cotton sheets. But they've never met. Sasha's dad was once married to Ray's mom, and together they had three...