Travis's political campaign for mayor takes center stage as he attempts to navigate the complexities of public life while maintaining his duties at the station. Critical Reception
Jack continues to spiral emotionally. He is shown drowning his sorrows in alcohol and remains away from active duty. During the episode, he interacts with Ava (the widow of his biological brother), who gives him drugs. This leads to a hallucinatory sequence where Jack sees his late friend and fellow firefighter, Rigo Vasquez . [S6E4] Demons
The episode's title, "Demons," refers primarily to the personal battles several characters face: Travis's political campaign for mayor takes center stage