The Machine gives the team a new Number: Simmons, the corrupt HR officer that murdered one of their own. Meanwhile, Finch tries to stop a friend from going too far in their quest for vengeance.moreless
Danny's assigned to take an anger management class after his handling of a case involving a 10-year old victim. Politics are the order of the day as Frank tries to help a young Turkish woman avoid persecution.moreless
A double murder that parallels murders from 13 years ago has Sherlock's full attention. Watson really want to know more about Holmes.
Alicia defends a judge facing misconduct charges and Kalinda visits Lana Delaney. Meanwhile, Cary makes a career change.
The squad is left at loose ends when Lake is caught in a gunfight and later takes a witness hostage.