NCIS: Los Angeles (2009)

S4E3 The Fifth Man

The NCIS: LA team delves into a breached intelligence operation following a deadly diner explosion that claims the lives of four individuals linked to a secret project. While Deeks and Kensi pursue leads to uncover the culprits, they discover that a troubled teenage girl could be connected to the case. Kensi finds herself feeling a deep empathy for the girl’s plight, which complicates their investigation.