"Chicago Fire Season 12: Severide's Return Sparks Tension and Emotional Exits"

Taylor Kinney's character Severide returns in the Season 12 premiere of "Chicago Fire" after a leave of absence, but his homecoming is fraught with tension due to an arson case and unresolved issues with his wife Stella. The new season will explore the impact of Severide's absence on other characters like Kidd and Cruz, and showrunner Andrea Newman hints at a different dynamic in Severide and Stella's relationship. Kinney's character will play a central role in the upcoming season.