Sergeant Voight tries to find out who is behind the murder of Jin, and come up with the unbelievable discovery and learned that Sergeant Edwin Stillwell playing a double game with the intention of getting out on the surface of the big fish along with Voight. In the meantime, all members of the intelligence departments receive death threats from an unknown group called "Shadow". At several places in Chicago in a fire, explosion, and robbery, for which "Shadow" take responsibility, bringing the city into chaos.
朱利安·麦克马洪 凯南·鲁兹 罗克西·斯特恩伯格 凯莎·卡斯特-休伊斯 纳森尼尔·阿坎德 特瑞·欧奎恩 艾琳·贝达 洛恩·卡迪纳尔 雷金纳德·巴恩斯 YaYa Gosselin Rachel York Dalton Harrod Peter O'Connor Laakan McHardy Jennifer McCabe Jill Durso