The Gulfstream G650 touched down on the private runway with barely a whisper of tyres against asphalt, the kind of smooth landing that came from having the best pilots money could buy and equipment maintained to standards that exceeded commercial aviation requirements.

Inside the luxury jet, Jeon Jungkook sat in one of the leather seats that probably cost more than most people's cars, his posture rigid despite the comfortable surroundings, his expression carrying a quality of barely controlled violence that had made the flight crew avoid interacting with him unless absolutely necessary during the thirteen-hour journey from Florence to Seoul.