The Unlikely Pilgrimage of Harold Fry, written by Rachel Joyce, is a poignant comedy-drama novel that follows the journey of Harold Fry, a recently retired man who receives a letter from an old friend dying of cancer. Instead of posting a reply, Harold decides to walk across England to deliver his message in person. As Harold embarks on his unexpected pilgrimage, he encounters a variety of characters and experiences that challenge his beliefs and bring about personal transformation. The book explores themes of regret, forgiveness, and the power of human connection. Rachel Joyce's novel is a beautifully written and emotionally resonant tale of self-discovery and redemption.