The team must figure out if a prominent lawyer orchestrated the murder of her husband or if she is being framed; Carter spots her new partner with Reese.
A bored Sherlock forces his way into helping Joan search for a missing woman -- where the only clue is the lingering scent of nutmeg at the site of her disappearance; a man from Joan's past asks for help.
Alicia searches for answers as she tries to make sense of Will's death in the aftermath of the courthouse shooting. Meanwhile, Diane delivers the somber news to the partners at Lockhart/Gardner who must decide how to move forward. Matthew Goode guest stars.
With Algeria on the brink of a civil war, Elizabeth negotiates a regime change; Henry discovers that religious antiquities are being destroyed in Algeria by Hizb al-Shahid; the McCord children get their own security detail.