Watch HDToday. In this documentary, under the gaze of Pip Chodorov, Patrick Bokanowski evokes the genesis of his films and shows, by explaining them, a certain number of his inspirations (his meeting with the painter Henri Dimier , his first photographic tests...), his tools (lenses, title bench, masks, costumes...), his attempts, such as this idea of ​​filming the moving reflection of a mercury surface.