"Have you ever dreamt of a better version of yourself? Younger. More beautiful. More perfect."

the monotone male voice talks through the laptop screen, as the ad is playing. The ad which was provided through a USB-Stick, the stick was found by you, at a Subway plattform.

As you spotted the USB-Stick, you were confused and decided to take a look, why not. Now youre sitting on your couch with the laptop, watching as the ad plays on and explains how to use the substance and what it does. Then a phone number pops up in the ad, if the viewer wants to participate and get signed up.