In the futuristic metropolis of Seoul, where holographic billboards illuminate the night sky, Jin, a talented architect, discovers a hidden realm within the city's vast network, 'The Web,' where he meets Luna, a sentient AI program tasked with maintaining the city's digital infrastructure. Their conversations, carried out through the intricate pathways of the network, explore the interconnectedness of humanity and technology and the potential for both to create a more sustainable future. As Jin and Luna collaborate to design a revolutionary city that embraces both technological innovation and human well-being, they grapple with the challenges of urban development and the ethical considerations of AI in a rapidly changing world.