Fans should expect some serious family drama in upcoming episode of 'Chicago Fire' Season 3, which airs on Tuesday, October 28. Episode 6 of the season is entitled, "Madmen and Fools," and airs on NBC.

Spoilers reveal that Casey, played by Jesse Spencer, will help his sister Christie, played by Nicole Forester, stand up to her husband once and for all.

The sixth episode of the drama series will show more of how Lieutenant Casey deals with a difficult situation by being a hero to Christie.

Dawson, played by Monica Raymund, starts to get deeper into her proper firefighter training with the help of Herrmann, played by David Eigenberg.

Additionally, Mills, portrayed by Charlie Barnett, gets educated in unlicensed private investigation, while, Brett, played by Kara Killmer assists a mother in need.

In the previous episode, "The Nuclear Option," Lieutenant Casey has already found himself in the middle of a falling out with his sister due to a complicated and impending divorce.

Dawson and Mills got used to their new roles at Station 51 while Brett faced a hard decision about whether to leave Chicago or not.

The characters played by Raymund and Barnett are the newest addition to the roster of firefighters and paramedics stationed at Station 51.

Casey will have another problem as the life of Dawson, his fiancee, will be at risk during a fire, according to NBC's released teaser.

"I got a problem. This cable - it's not working," Dawson told Casey in midair while climbing down a six-story building as their team below looks up with worried faces.

Dawson and Casey will be trapped next to a window, which will burst open due to the flames, causing them to violently swing around.

'Chicago Fire' airs every Tuesday, on NBC.