Meet 20-year-old Lesly Villegas.
Leslie has never had any variety of cola in her life due to her allergy to caffeine.
Her boyfriend, Mario Rico, decided to introduce her to caffeine-free Pepsi.
Here's what happened:
Lesly simply nods and says through tears:
If that's purely the reaction to the additives hitting her taste buds, we can't work out if we should be worried more for her or for us.
Either way it didn't stop Lesly going back for more.
Welcome to the world of cola, Lesly. The streets are paved with colossal sugar crashes and everyone hates themselves.
To watch the full video, see below: