Film showing the effects of drug taking: hallucinations, etc.

A 'documentary' of stripping, from the dawn of humanity to the future.

Paolo Anselmi is a happily single man. He lives in a flat with a friend but is forced to leave when the friend gets married. He then goes to a boarding house where he flirts with a girl but ditches her when she proposes marriage. When he goes and visits his mother he finds out that she is also trying to find the right girl for him. Is he going to surrender this time?