A series of teen opioid overdoses sees Severide partner with Sean Roman, but begins to suspect there’s more to the story than his old friend is telling him. Casey tries…

Following an injury in the aftermath of an industrial fire, Severide and Seager work together to investigate an anonymous tip. Kidd searches for the right person to fill the open…

Intelligence searches for the dealer who caused multiple overdoses and is connected to Roman’s missing sister. The case becomes a homicide investigation when they find the dealer’s dead body. The…