When director Sofie Benoot one day came across a YouTube video about the largest kidney stone in the world, she was triggered. The world of stone and the human world, which usually appear to be completely separated from each other, came together within the human body. Stone is so often overlooked in our living world. This essay film carefully puzzles together a mosaic of stories to bring out hidden connections, from acute ecological issues to the unexpectedly porous boundaries between past and present, narrator and participant of a story, human and stone.