"A respected professor begins a secret affair with her son's girlfriend one summer on the Brittany coast in this intense, poetic novel from the New York Times bestselling author of The Little Paris Bookshop"-- Provided by publisher.

Claire is one of Paris's most esteemed behavioral biologists, with an enviable career and family, but she has become increasingly frustrated by the stasis of her marriage, including her husband's unremarked-upon affairs, and feels caged by the obligations she took on too early in life. As she and her family prepare for their annual holiday to the Brittany coast, her son Nico comes to her with a can his new girlfriend Julie join them for the summer? Nico feels certain this is the next step in merging their lives together, but Julie wonders if this man is really her path or if her passions -- for performance, for intimacy, for a bigger life -- will mean there's not a real future for them. What Julie and Claire don't realize is that they share a secret: they've met before, in a compromising moment whose implications will color their relationship from the moment it's revealed. Both Julie and Claire are at a crossroads, each waiting for something that will set her on fire inside: the rush of life, colors, courage. Under the blazing Brittany sun, by the silence of the sea and in the raging of a nighttime thunderstorm, they will ignite and never be the same again.