Shin-Seo Song is a 16-year old, kindhearted and hopeful trainee at RWJ Company. His passion for music has always been there, and his parents supported him during his entire journey. Despite his optimism, he's anxious and overworks himself. Shin-Seo has natural short, black, curly hair, but dyed it dirty blonde. He has dim doe eyes. Has tan skin on his 5'11 tall body.