Chairman Kim, an incredibly wealthy man, lives in a house equipped with the most advanced technology, where he hardly has to lift a finger. His AI robot, Harry, always by his side, serves as the perfect assistant. The more flawlessly it performs its tasks, the more Kim begins to doubt human capabilities. Eventually, he fires his employees and replaces them with robots. But one day, a fire breaks out in the building of a massive telecommunications company, causing all electronic devices to stop functioning. What happened to Kim that day? This book prompts readers to reflect on the irreplaceable role of humans in an AI-driven world.