Question: What is about with this vintage movie

[dontbeshy]

What is the subject on this movie because i don't understand nothing. I saw allready 3 times and it's the same. If u know please let me know.

Caligula HighLights (http://www.bangbull.com/details/67566-BE4/)

[Rude Boy]

Its about the roman emperor Caligula.