Gala is preparing for the firefighter exam when she gets her period accompanied by severe menstrual pain. Together with her father Alfonso, they must figure out how to manage the situation.

This documentary is meant to bring to light the issues that firefighters and their families faces later in life when the firefighter association and government resources are no longer available to them. Cancer can take more firefighters than anything else on the job. Behind the Smoke is a representative voice of every firefighter, "I was called to save lives, who is called to save mine?"