The cinema cannot show the truth, or reveal it, because the truth is not out there in the real world, waiting to be photographed. What the cinema can do is produce meanings and meanings can only be plotted, not in relation to some abstract yardstick or criterion of truth, but in relation to other meanings.

Movies and Methods: An Anthology Vol. 2

Of course we can say this about truth as explored in any kind of story, be it film, novel, narrative poetry or television commercial.