The encounter with the conquerors with rifles and horses shocked the Aztecs, so they confused the Europeans with prophets from the east.
According to the model, people will initially have (1) honeymoon period and then (2) transition period, that is, culture shock. But later, people will start to adapt (3) (the dotted line shows that some people will hate the new culture). And (4) refers to some people who return to their place to adapt to the ancient culture.
Culture shock is a feeling people have when they are in a different and unknown culture or place, such as a different country. Culture shock grows out of the difficulties in getting used to the new culture, causing difficulty in knowing what is appropriate and what is not. The word was used for the first time in 1954 by Kalervo Oberg.