An edge-of-your-seat view into the lives of everyday heroes committed to one of America's noblest professions. For the firefighters, rescue squad and paramedics of Chicago Firehouse 51, no occupation is more stressful or dangerous, yet so rewarding and exhilarating. These courageous men and women are among the elite who forge headfirst into danger when everyone else is running the other way and whose actions make the difference between life and death.

After being assigned to an animal rescue shelter as part of his community service by his probation officer, a troubled teenager is forced to get into the spirit of the holidays when he is recruited to help find homes for twelve unwanted dogs before Christmas.

Following an absence of three years, an on-leave Marine returns home to make amends with his ex-girlfriend on her wedding day.