The novel revolves around a man who encounters his doppelgänger and becomes obsessed with the striking resemblance between them. This obsession leads him to concoct an elaborate scheme involving identity exchange and insurance fraud. As the protagonist meticulously plans what he believes to be the perfect crime, his narrative becomes increasingly unreliable, revealing his descent into madness. The story unfolds through a complex structure of layered storytelling, blending reality with the protagonist's delusions, and culminates in a darkly ironic twist that challenges the reader's perception of truth and fiction.

"All Souls' Day" is a novel about a Dutch documentary filmmaker, who, after losing his wife and daughter in a car accident, moves to Berlin to escape his grief. The protagonist becomes entangled in a series of romantic relationships while struggling to come to terms with his loss. The book blends narrative with philosophical musings on memory, loss, and the nature of time, using the city of Berlin as a backdrop to illustrate the protagonist's internal journey.