Strike's assistant and an aspiring detective, balancing her growing passion for investigative work with her personal life, as she develops her skills and confidence in sleuthing alongside Strike.

A controversial and egotistical writer whose grotesque manuscript triggers the main investigation, known for his provocative nature and aspiration for literary notoriety.

Owen Quine's devoted wife, perceived as socially awkward and emotionally raw, who remains steadfast in her belief in her husband amidst suspicion and societal misunderstanding.

The daughter of Owen and Leonora Quine, who has a developmental disability and offers moments of unvarnished clarity and insight into the case through her blunt observations.

A long-time literary agent with deep-seated resentment and complex motives, shaping the narrative with her involvement in the literary circles and complicated relationships.

A famous literary novelist and rival of Owen Quine, whose enigmatic and aloof public persona contrasts with private emotional struggles stemming from personal tragedy.