Why it worked
This video likely resonated due to its relatable and personal nature. Many people undergo orthodontic treatment, and sharing such a personal update, especially with a touch of vulnerability (covering the mouth), can create a strong connection with viewers who have similar experiences or are considering braces themselves.
Summary
The creator shows herself with braces, covering her mouth initially before revealing them with a smile. She expresses her new dental situation with a mix of surprise and perhaps a bit of apprehension.