Dawson undertakes her final test to become a proper firefighter. Will she beat the time trial quick enough. br br Season 2 Episode 14 "Virgin Skin"br Severide continues his search for Katie and turns to Chicago Police for help. Casey begins bleeding in his ear and the doctor's diagnosis could potentially end his career. Firehouse 51 gets a call about a person crushing his hand in a conveyor belt. Severide takes matters into his own hands to find his sister Katie. Rafferty is sued by a victim. The men find a way to repay a young victim who had supported them when 51 was nearly closed down.