Voight pulls Halstead's badge when Lonnie Rodiger is found dead. After a car accident Severide and Mills discover the torso of Dr. Elliot who has been instrumental in putting away high profile criminals. With Intelligence down one Sumner is given an opportunity to prove herself. Meanwhile during all the investigation Lindsay and Severide share a moment.
Cast: Jason Beghe, Ian Bohen, Sophia Bush, Patrick John Flueger, Todd Gillenardo, Laroyce Hawkins, Archie Kao, Elias Koteas, Jon Seda, Jesse Lee Soffer, Marina Squerciati, Dan Waller