In this audio piece titled "9-String Kayagum", we are introduced to the enchanting sounds of the traditional Korean musical instrument known as the Kayagum. The intriguing transformation of the Kayagum from a modest 9-stringed instrument to its more common modern version with 12 or more strings is explored in detail. The audio description begins with the soft, plucking sounds of the Kayagum, creating a serene and relaxing atmosphere. The transition of the Kayagum from 9 to multiple strings is symbolically represented through the gradual increase in the complexity and richness of the music. A narrative voice explains the evolution and transformation of the instrument, its cultural significance, and how the change in strings has influenced the music produced. The audio provides a captivating journey through the world of traditional Korean music, highlighting the importance of the Kayagum and its transformation.