The modern welfare state is so rationally well-organised that special effort is required if you want to throw off the traces and let your instincts run riot. In Lars von Trier's tragi-comedy a group of young men and women turn their backs on established society and form a commune in order to cultivate their "inner idiots".
Following a failed operation, chief detective Carl Mørck is assigned to Department Q, a department for old, terminated cases. It consists only of himself and his new assistant Assad.