The word "Debut" triggers a scarcity mindset. If this is her first time, the viewer feels they are witnessing an exclusive event. In the world of digital content, exclusivity equals value. Users are more likely to save, share, or comment on a debut video because it feels like a cultural moment within that micro-community.
: The title indicates explicit adult themes (specifically "sexual content"), which is common for videos with similar descriptors in their titles.