Kat ha viajado con su hija adolescente a Lutrá, en Grecia, donde deberá tomar una decisión. Lutrá es el pueblo de su padre, que acaba de morir. Se dice que las aguas de las piscinas naturales que lo rodean tienen propiedades curativas, y Kat se sumerge en ellas con la esperanza de que también tengan efectos beneficiosos sobre su atribulado corazón. A su regreso habrá de saber qué hacer con un matrimonio que contrajo siendo muy joven y se ha ido deteriorando. Kat nada y piensa en su vida, 39 largos, uno por cada año cumplido, necesita un procedimiento racional: si puede discernir el momento en que se acabó todo, alguna escena, sabrá qué resolución tomar. La tensión de la escritura, la sutileza de sus reflexiones y su belleza esencial hacen de Nadar una lectura hipnótica y liberadora.
Kat has traveled with her teenage daughter to Lutrá, in Greece, where she must make a decision. Lutrá - "baths" in Greek - is the town of her father, who has just died. The natural pools that form under six small waterfalls trace the perimeter of the town. Its waters are said to have healing properties, and Kat soaks in them in the hopes that they will also have beneficial effects on her troubled heart. Upon her return, he will have to know what to do with her marriage, which she contracted when she was very young and has been deteriorating: it is no longer a matter of two. In order to come to a resolution, she follows the thread of her existence as she swims thirty-nine lengths, one for each year of her life. She needs a rational, scientific procedure: if she can discern the moment when her marriage ended, some scene, a definite point of the end, she will know what determination to make...