Actress and activist Kasia Smutniak directs her debut, an on-the-road documentary in her home-country Poland. Walls are the trip’s fil-rouge, from the Jewish ghetto wall known in her childhood, to the one built by the polish government at the Belarusian border to reject migrants crossing the oldest woods in Europe. (Source: EFP - https://www.efp-online.com/en/films/12732/Walls)