The Good Son (NCIS)

The episode is written by Nicole Mirante-Matthews & Scott Williams and directed by Terrence O'Hara, and was seen by 18.67 million viewers.

[1][2] In the episode, NCIS Director Leon Vance is personally involved in a case when Gibbs suspects his brother-in-law, Michael Thomas, to be the killer of a Petty Officer.

Further investigation reveals that the sailor was innocent, and that the victim had been involved in an illegal gambling den that was scamming its players.

Vance, tired of Michael's repeated failures and lies, finally but reluctantly turns his back on him and has him arrested.

[3] "In the case of NCIS Director Leon Vance, it’s generally accepted that he’s a tight-lipped, no-nonsense administrator, who can be downright adversarial with Gibbs.

[7] Steve Marsi from TV Fanatic gave the episode 4.5 (out of 5) and stated that "nine seasons in, NCIS still has a great way of peeling back new layers of characters you thought you knew, casting them in a different light or offering a different perspective on what makes them tick.