Why it worked
The video likely performed well due to its unexpected and slightly shocking premise, combined with the creator's relatable reaction of confusion and amusement. The "wait, is this a thing?" hook and the use of humor make it highly shareable.
Summary
The creator went to a new nail salon and was surprised when the technician poured hot candle wax on her legs. Although initially startled, she found that it did not hurt and was just confused by the experience.