During the winter of 1730-31, Venice is a city bristling with opportunity where fortunes can be made but life is cheap. A city of lustre and intrigue with plenty of chances of success for Marco, who was castrated as a child to retain his perfect voice. Opera stars being the rock stars of their day, Marco is on course to be an 18th-century Jagger or Bowie, to snag a powerful patron and play leading roles.