Veronica Diaz-Carranza

Dr. Leanne Rorish puts her new first-year residents right to work at Angels Memorial Hospital, home to the busiest ER in the nation.

With Dante back in her life, it's impossible for McKenna to keep hiding the truth about her mother's death from Syd. Arlo plots against people Syd loves. Plus, Syd and McKenna continue to hunt for the killer of the transgender woman and her fiance.

When prostitutes in Miami are discovered murdered in a similar style to local animals found dead there, the BAU must work fast to find an UnSub whose confidence is quickly escalating.

It's busy for our team of detectives as they continue to investigate the case of the missing diamonds, and the task force executes a major drug bust. Syd and McKenna are forced to face some of their deepest secrets.