https://en.m.wikipedia.org/wiki/The_Pin ... ikes_Again
The main thread running through this film is one man's obsession and paranoia about a man he dislikes taking over his life, sending him a little bit 'gaga' if you will, losing all sense of logic and proportion falling by the way, loopy, away with the fairies, and any other term you might find appropriate.
It can happen when someone focusses a little too much on things, or people, that irk them, and they lose touch with what's important in life - focussing on more life affirming matters such as the culture and people that one does like or at least can learn from.
'Ena' could perhaps learn a positive lesson from such a film, rather than a negative one.
In the UK, the 'Pink Panther' movies are regarded as fictional comedies. In France, they think they're watching reality TV.