The episode’s climax features a moment that divided the fanbase for years. In a public setting—surrounded by witnesses and news cameras—Callen shoots an unarmed Janvier in an act of pure revenge.
: Distraught by the loss of her agents and the actions of her protégé, Henrietta Lange leaves a resignation letter for Owen Granger. Why It Still Matters NCIS Los Angeles - Season 3Eps23
What sets "Sans Voir" apart from standard procedurals is the heavy toll it takes on the cast. Fans were shocked by the sudden deaths of two recurring agents: : Shot and killed early in the confrontation. The episode’s climax features a moment that divided