Now, in the Season 8 premiere, we'll see the fallout from Mayor Poole's resignation, Danny's home burning down, and much more.
WATCH: Preview Of The Blue Bloods Season 8 Premiere
In the new episode, "Cutting Losses," Danny ( Donnie Wahlberg) is taking a serious look at retirement when Erin ( Bridget Moynahan) recruits his help on a case involving her ex-husband Jack (Peter Hermann).
STREAM: Full Episodes Of Blue Bloods On CBS All Access
We'll also see Eddie ( Vanessa Ray) and Jamie ( Will Estes) TOGETHER—for an undercover investigation.
Also, we'll meet Margaret Dutton (Lorraine Bracco), the new mayor of New York City, who is already going toe-to-toe with the headstrong Reagan family patriarch and Police Commissioner, Frank Reagan ( Tom Selleck)
How will Danny and his family pick up the pieces? And what does the future hold for the rest of the Reagans?
Watch the Season 8 premiere of Blue Bloods on Friday, Sept. 29 at 10/9c on CBS and CBS All Access.