Down with the shadows

Someone has built an elaborate labyrinth - or tube - to torture his victims in various sickening ways. Through fire, water, sulphur, rotten bodies, barbed wire and painful memories, French Lisa (Gaia Weiss) crawls through the maze without the end in sight. Reckon the movie has a point in its claustrophobic horror, but I haven't registered it yet. Finnish actor Peter Franzén as a serial killer.