I'm assuming you're referring to the book "Influence: The Psychology of Persuasion" by Robert Cialdini. Since I don't have direct access to videos, I'll provide you with a summary of Part 4 of the book, which focuses on two key principles of influence: Social Proof and Authority.
Kayden Kross is known for a high-production-value approach that prioritizes cinematic lighting and narrative framing over typical industry tropes. This installment maintains that "glossy" aesthetic, focusing heavily on the internal monologue and psychological state of the protagonist.