A former ambassador's daughter is the victim of a brutal murder; Goren's old mentor makes a surprise reappearance.
Finch tries to protect a 911 operator by going under cover in an emergency call centre; the threat proves to be larger than anticipated.
Holmes and Watson look into the death of a man Sherlock thought to be a terrible private investigator. Sherlock takes his agitation over his encounter with Shinwell out on dismantling a local private investigators' organisation.
To avoid being supplanted, Jenna attempts to ingratiate herself with Frank, Toofer and Lutz.
When the ghost of a competitive eater starts unplugging feeding tubes at a hospital, Kevin must convince the recipient of the ghost's stomach to enter one last hot-dog eating contest.