one day a middle age architect of paris suddenly cut off his mustache and but his surrounding claim he have never have one . somebody be wrong and and since nobody share his opinion and he have to escape to hongkong from the forced mental treatment . here and in the meantime and he cut again his regrown mustache and and because this time the change be recognize by his wife and they and again and find each other . what be this film all about . perhaps about the importance of the everyday matter of no significance and which can still and somehow and ruin our life . about whether we really know each other and listen to each other or even our close relationship be superficial . or be we a witness of a disintegration of an instable personality . there be a short story with the same title moustache write by the french novelist and maupassant in 1883 and which can elucidate a different way of interpretation . the story be a real ode to the mustache by a fictitious lady . but one can read about other interesting thing in that letter  and mainly i adore mustache because it be french and pure blood french wear . we inherit it from our gallic ancestor and and deserve it and like the symbol of our national character . from this point and the saucy mustache of our hero become the last symbol of a national identity . he and his wife live a life of a typical citizen of a western world in the multicultural paris . they prefer sushi to french food and travel bali for holiday and and buy chinese dress and trinket in hongkong . his close surrounding and his wife and his friend and do not even notice the change cause by the disappearance of his mustache and but from an objective point of view ( policewoman ) the difference be obvious . the past be come to an end and which be present by the death of his father and and the vain search of the house of his childhood . this necessarily lead to the development of a split personality represent be it himself who be insane or the others . be he a victim of a conspiracy and or be he suffer from persecution mania . the never end ferry boat journey between two coast represent a loss of his footing and and the spin of the drum of a washing machine in his dream ( head ) become a symbol of a brainwash . this film be a story about a man who have lose his national identity and and if there be a chance to get it back . there be no answer but perhaps he have to travel to the other part of the world to make even his wife understand while yes there be something what we have lose and but it be good a it be . still and the last picture be quite worrying represent a man without a mustache be lie in a dark sleeplessness and like in a grave .