In the recent episode of "Chicago Fire," the series set up an intense and possibly disastrous situation for the upcoming finale. The episode featured an explosive and dramatic storyline, leaving fans on the edge of their seats.

The main focus of the episode was on the ongoing feud between Lt. Casey and Captain Patterson. The tension between the two characters had been escalating throughout the season, and it finally reached boiling point. Their clash came to a head when they found themselves in a dangerous situation, trapped in a burning building with no easy escape.

Amidst the chaos, viewers were left wondering if the two characters would be able to put their differences aside and work together to survive.

However, the episode ended without revealing their fate, leaving fans anxiously awaiting the finale to learn their outcome.

The intense situation between Casey and Patterson is not the only problem that was set up in the episode. The love triangle between Brett, Grainger, and Casey also took a surprising turn. After Grainger revealed his feelings for Brett, she seemed conflicted about her own emotions towards him. This left viewers questioning what her next move would be and how it would impact her relationship with Casey.

Overall, the recent episode of "Chicago Fire" has left fans with a lot to ponder before the highly anticipated finale. With the intense feud between Casey and Patterson and the complicated love triangle, it is clear that the finale will be filled with high-stakes drama and unpredictable twists. Fans will have to brace themselves for what promises to be an emotional and thrilling conclusion to the season.