Sora's entry into TikTok marks the arrival of the AI short video marketing era. The emergence of Sora will significantly reduce video advertising production costs and could disrupt the advertising industry. The videos generated by Sora are more realistic, avoiding the 'uncanny valley' effect associated with traditional AI-generated videos. Sora will change the way videos are produced and enhance the efficiency of brand storytelling. Although Sora introduces automated advertising creativity, human creativity remains irreplaceable.