In which the preparations for a grand costume ball at Otterbourne House reveal the clash between old-fashioned aristocratic pride and the rising influence of new wealth, embodied by the enigmatic Massarenes. Society’s intricate dance of favour, prejudice, and survival is delicately unfurled through the contrasting attitudes of the Duke, his family, and their guests, set amidst the splendour and restraints of venerable aristocratic custom.