Members of Firehouse 51 are dismayed to learn their boundaries have been redrawn to overlap with an adjacent station, and problems quickly arise. Casey and Gallo hunt a missing piece of equipment. Brett and Foster find themselves at odds.
The BAU team investigates an UnSub with striking similarities to Rossi’s latest obsession, The Chameleon—a.k.a. Everett Lynch—who nearly killed him and then disappeared.
With a member of the BAU in the hospital, the team searches for Everett Lynch and his daughter. Spencer has a meaningful visit with his mother while she’s experiencing a period of lucidity.
Alex's company puts her up at a new luxury apartment building with a number of high-profile residents that the family is eager to take advantage of. Phil is on a mission to review the restaurant's famous sliders for his food blog.
Bjorn is forced to act quickly in the aftermath of the election for the king of all Norway. The Bandits attack Lagertha’s village again confident of an easy victory. However, when the defense boils down to single combat with Lagertha, victory seems less likely. In Kattegat, haunted and paranoid, Hvitserk continues to unravel.