After a federal judge disappears, a routine investigation takes a dark turn as the team uncovers that the judge had been searching for his missing son on a secluded island on the city's edge, where authority has crumbled. Meanwhile, reality weighs heavy on Jubal as he takes on a new leadership role.

When paintings from a high-profile international cultural exchange are stolen – leaving a security guard dead – the team races to recover the priceless artworks. Meanwhile, Maggie turns to a friend for help profiling suspects.

After a young man is found beaten to death on federal land, Scola and Special Agent Eva Ramos hit a roadblock when their case intersects with a DEA operation. Meanwhile, there is a potential shake-up inside of the JOC.