How does Aleksey Nazarov define 'good boy' in his context?

Looking at posts like “Good boy” and “Look into my #good #eye,” it is used to highlight tenderness, character, and a kind of quiet charm or loyalty in the subject (often an animal or a person captured in a close, intimate frame), not obedience or perfection.

Is there a specific photo or moment where you are wondering what “good boy” means?