Guilty by Definition

In Oxford, Martha Thornhill returns home after a decade abroad to find herself caught in a puzzling mystery linked to her sister Charlie’s disappearance. When she receives a series of coded letters at her new job as a senior editor, she and her team begin uncovering secrets tied to a past event, risking more than they realize. With hidden truths and powerful forces at play, they must decipher the clues before they are silenced forever. The audiobook features an exclusive introduction by Susie Dent and a Q&A with Jack Edwards.