Five Easy Pieces probes the limits of what children know, feel, and do. The show by highly regarded and controversial Swiss director, Milo Rau, deals with some of our greatest fears and taboos. In five exercises of utter simplicity and short scenes the young actors sneak into different roles: a police officer, Marc Dutroux’s father, one of the victims, or the parents of a dead girl. Marc Dutroux is Belgium’s notorious serial killer.