Murder is easy, as long as nobody thinks it's murder. So says elderly Miss Pinkerton to Miss Marple during a chance encounter on a train. When Miss Pinkerton herself dies, Miss Marple believes it was no accident. Her curiosity piqued, she travels to the peaceful village of Wychwood-under-Ashe to investigate. Charming her way into village life, she befriends a former policeman and discovers a secret worth killing for.