NCIS: Los Angeles

Season 6, Episode 20

Episode Title: Rage

Air Date: 2015-04-13

Overview:

Callen and Sam resume their undercover identities as a prisoner and guard to infiltrate a white supremacist group believed to be in possession of stolen nuclear material, while Kensi transforms herself into a tattooed biker to play the part of Callen’s girlfriend. Also, Callen’s first meeting with Hetty is revealed.Source: CBS