The year is 1953, and the sleepy Cotswold village of Kembleford is stirred by such dastardly deeds as murder at the local holiday camp and at Lady Felicia’s illustrious New Year Masked Ball. With a killer in his midst, could this be the last waltz for Father Brown? He also faces a race against time to unmask a mystery attacker before pernicious newcomer Lord Hawthorne has him hounded out of the parish… for good!