Lu Bun's parents were both chief research officers at a network technology company and could afford medical expenses. However, they unexpectedly died in a car accident during a business trip.,He dialed the number with a tentative attitude, but all he heard was a busy signal.,Politicians and socialites from around the world, top executives and employees of renowned corporations, professors and students from prestigious universities, researchers and scientists, as well as soldiers serving in the military, all donned virtual reality headsets, silently awaiting the dawn of a new world.。