Los Angeles - Season 8eps24: Ncis:

Following the tragic death of his wife, Michelle, in the previous episode, Sam Hanna goes rogue to seek revenge. The episode tracks his personal vendetta to eliminate Tahir Khaled once and for all.

Are you interested in a of a specific character's arc during this season finale? NCIS: Los Angeles Season 8 Episode 24 Recap: Unleashed

For further details on how this finale impacted future seasons, you can read the official episode synopsis on the NCIS Database or check out professional reviews at TV Fanatic .