He chose to film in black and white, in an almost documentary style, in hopes that audiences might focus more closely on the movie's message: Are we protected by the man-made labyrinth that results from our multi-layered edifice of laws and systems?
為了避免視覺性的裝飾，他選擇以幾近紀錄片的黑白電影手法拍攝，希望觀眾更能專注地感受電影所要傳達的──層層法律和制度構築的人為迷障，究竟是人民的保護傘，還是苦難枷鎖？