Why it's beach perfect: It's short and meaty. It'll also make you feel like a grownup.

What it's about: Rowell's most awaited adult novel comes with a dash of reality and a whole lot of complexity. Georgie knows her marriage is in trouble and when her husband leaves with their kids, she's plagued with immobility. She's presented with the chance to change things from the past, but should she really grab this chance and salvage her marriage?