Does this apply to real life or in his dreams?

INFERNO

This film was screened at the short film corner in Cannes film festival 2008.

Word Synopsis

A married man tries to escape the dull reality of his routine marriage by "living" inside his dreams.
The dreams captivate him and take control of his real life.
As he becomes addicted to his dreams, it is very difficult for him to tell the difference between reality and fantasy.
This will lead him ultimately to his destruction.