(X) "IT AIN'T EASY"
12/29/2012 (08:00PM - 09:00PM) (Saturday) : AN INJURED FIREFIGHTER FACES LIFE AFTER THE JOB - After he's injured in a terrible fire at an auto machine shop, Jose Vargas (Mo Gallini) is forced to go on disability and leave his life as a firefighter behind - a task he finds incredibly difficult. Chief Boden (Eamonn Walker) tries to help a suspected teenage firebug (guest star Cody Sullivan). Also, Severide (Taylor Kinney) receives an enticing invitation from Renee (guest star Sarah Shahi), a woman who he saved from a car crash incident involving live electrical wires. Meanwhile, Cruz (Joe Minoso) tries to save his younger brother Leon (guest star Jeff Lima) from the gang he is involved with. Jesse Spencer, David Eigenberg, Charlie Barnett, Monica Raymund and Lauren German also star.