Chicago Fire Season 1 Episode 5

Kelly's arm problem worsens and he turns to an ex for help, as she happens to be a pharmaceutical rep. Gabriela risks suspension after hitting a patient's friend. Meanwhile, she bonds with Peter over food. Herrmann becomes involved in a pyramid marketing scheme. Also, Matt gets tired of Voight's harassment and decides to fight back, even though both Hallie and Chief Boden warn him not to do anything stupid.