Patrick Jane and the CBI team delve into the world of professional fighting when the body of a woman is found at a mixed martial arts match - with ties to one of the fighters.
Melinda discovers a number of ghosts trapped inside a dollhouse.
The police hunt a serial killer targeting innocent women, but when the prime suspect dies, his ghost contacts Allison to clear his name, contact his girlfriend and maybe help the investigation.
When a state trooper is killed in Maine, the getaway car is traced back to the mastermind of the attacks on Jane. The team must now unravel the mystery of the mastermind's obsession with Jane in order to keep her safe, and turn the hunter into the hunted.
The International Response Team is investigated by the FBI after a mission in Kurjikistan results in the death of a suspect.