With the senate race up for grabs, Payton and Dede prepare for an unconventional showdown, but a last-minute decision suddenly changes everything.

Frustrated with his polling numbers, Payton goes to Georgina for help as he weighs using his opponent’s hush-hush love life to score political points.

As Astrid pumps Payton for details about their long-ago dalliance, Hadassah hatches a cover-up for Dede, and McAfee seeks a healthier work-life balance.

Holmes and Watson investigate the murder of a man Sherlock considered one of New York’s worst private investigators. Also, as Holmes stews over being beaten by Shinwell, he decides to…