Un adolescente y una historia sin resolver que marcará su futuro: un  libro transgresor y original con un planteamiento cinematográfico. narra una historia y la vuelve a contar años después. En la primera, un adolescente relata un suceso escabroso del verano anterior. Junto con su amigo Chino, salen un sábado y ligan con una joven camarera latinoamericana. La noche parece ir bien, hasta que todo se tuerce y acaba en desastre: es un funesto sábado que nuestro narrador se niega a recordar. Pero después de cada sábado viene un domingo. Dos décadas después, ese adolescente que ahora es un hombre divorciado y con muchas malas decisiones a cuestas acompaña a su hija a la fiesta de Halloween en el Colegio Internacional de las afueras de Madrid. Allí comparte charla con una mujer desconocida que se oculta tras una máscara de disfraz. La conversación, intrascendente en apariencia, pronto lo conduce a aquella noche. No hay más remedio que aceptar que finalmente es domingo, el día que nos obliga a enfrentarnos a nuestro pasado. es una novela sobre la culpa, sobre las deudas que se asumen como propias en la vida y sobre la huida que se impone cuando aceptar la realidad parece no ser posible. A teenager and an unresolved story that will mark his future: an original, innovative book with a cinematographic approach. tells a story and then tells it again many years later. In the first, a teenager tells the lurid tale of an event from the previous summer. He and his friend Chino go out one Saturday and hook up with a young Latin American waitress. The night seems to be going well, until everything takes a turn and ends in disaster, or perhaps in tragedy: it is a fateful Saturday that the narrator refuses to remember. But after every Saturday, there comes a Sunday. More than two decades later, a story begins that is the same, yet different. It is the Sunday of Halloween at an American School on the outskirts of Madrid. Parents take their children dressed as monsters and share hot dogs, hamburgers, and too many beers. That teenager is now a man in his forties, divorced, and carrying the weight of many bad decisions. During the party he is attending with his daughter, he meets an unknown woman wearing a mask, and they share an apparently trivial conversation that quickly returns him to that night. He must accept that it is finally Sunday. The day that obliges us to unpack, accept, and maybe even redeem what has happened in the past. is a —Kurosawa’s legendary film—an investigation, a final judgment. And time, the only judge.