Truck and squad are called to aid in a massive all-city response when an old, ill-equipped factory-turned live/work space quickly turns into a firestorm, trapping countless unsuspecting victims. The dire situation quickly turns personal when it is discovered that one of Chicago PD’s own has a family member at the scene. (Emotional Proximity (2) aired on Chicago P.D., S4E16, Fake (3) aired on Chicago Justice, S1E01.)