Changes are afoot in Scotland Street, where small things can be of great consequence. A colossal embarrassment follows Pat Macgregor?s ill-advised coffee with narcissistic ex-boyfriend Bruce. If Matthew, her boss at the art gallery, hadn?t wandered into his local bookshop and picked up a particular book at a particular time, he would never have knocked over his former English teacher or attracted the attention of the police. Meanwhile, other residents...