Shane's guilt for killing Lem intensifies as Kavanaugh uses underhand tactics to frame Vic.
Detectives discover the evidence that Kavanaugh planted to make Vic look guilty for Lem's death.
Vic captures Guardo and tries to coerce a confession to Lem's murder out of him.
Claudette begins making radical changes to the Strike Team in anticipation of Vic's imminent retirement.
Shane is hospitalised as an undercover agent in the Salvadoran gang has vital information for Vic.
When Vic learns that Guardo wasn't Lem's killer, he begins to suspect that Shane could have been responsible.
Shane contacts the Armenian mob and collects information against the Strike Team in order to protect himself.
Shane offers his services to Kesakhian's daughter as Vic hears that Claudette has sealed his 'retirement'.
Vic finds a new ally when he solves the San Marcos murders, and Billings gets revenge on Dutch.
Vic and Aceveda form an unlikely alliance to expose a mutual enemy.
