A middle-aged doctor stands trial for the murder of his former wife, forcing him to confront the fragments of his past and the nature of his own guilt. The protagonist, Felix Schaad, navigates the claustrophobic environment of a courtroom and his own memories while facing the scrutiny of the legal system and his own conscience. The narrative framework employs a non-linear, introspective style that mirrors the protagonist's fractured mental state as he attempts to reconcile his identity with the accusations leveled against him. He is opposed by the cold, analytical machinery of the law and the persistent, haunting memories of his failed relationships.

Discussion often centers on the clinical, detached tone Frisch employs to dissect the protagonist's psyche. Readers frequently highlight the effectiveness of the novel's structure in mirroring the confusion and defensive mechanisms of a man under extreme pressure. Critics often note the book's success in moving beyond a simple crime narrative to address deeper questions regarding memory and personal accountability. The text is widely regarded as a precise study of how individuals construct narratives to justify their past actions. Readers who appreciate character-driven psychological studies will find the focus on internal monologue particularly engaging.