A little girl with strange appearance by name Мари bears in the small Swiss hamlet. Post mortem parents she remains a helper for an eccentric sculptor working with a beeswax. With a tutor, imperious widow and her intimidated son a girl already in Paris converts the neglected house into an exhibition center, where begin to show cereous heads. This undertaking becomes sensation. Soon Мари gets in Versailles, where teaches a princess to modelling. And then revolution begins.A "crumb" is gloomy and inventive history about an art and about that, how firmly we hold on to that we love.