The CBI team heads out to a run-down Wild West tourist town when the owner is found dead. Meanwhile, Kirkland tries to find out how much Patrick knows about Red John.
A former prisoner enlists the help of Fiona to expose a corrupt agent; Michael decides to cooperate with an old enemy.
Veronica steps up her investigation into the murder of Lilly. Meanwhile, Keith awaits the results of a paternity test.
Veronica tries to discover who it was that drugged and assaulted her at a party a year earlier. Aaron throws a party for his son Logan in order to get closer to him.
Morris Chestnut stars as Miami-based private pathologist Dr Beaumont Rosewood, who cracks cases using his high-tech lab and his powers of deduction.