A man is found dead inside a pizza oven, but it turns out not to be someone associated with the restaurant - it was a reporter. Was his story, `The Pizza Wars', enough to get him killed, or was it something much deeper than that?
Raj gets into a domestic drama with his new date Nell and her estranged husband. Sheldon rents his old room back from Leonard.
A discharged Navy Intelligence officer, suffering from post traumatic stress disorder, is the sole survivor of a deadly dispute being investigated by the team. Kensi connects with him personally.