Jean-Paul Kauffman, Gerhard Vaders, Edouard-Jean Empain. Three men. Three different stories. Once common point: they once were hostages. Anybody can become a hostage one day. In order to understand what it feels like, the authors of this two-part document chose to have three ex-hostages speak in a setting exactly resembling their detention places: a dark small room with two mattresses on a concrete floor, a train wagon with the windows blotted with newspapers; a tent across which hangs a heavy chain…