At the Major Case Unit, Lester Freamon, Roland "Prez" Pryzbylewski and new member Caroline Massey monitor a wiretap.
After being relieved by Freamon and Kima Greggs, McNulty is told by ASA Rhonda Pearlman and Lieutenant Cedric Daniels that they are considering the abandonment of the wire.
McNulty, Greggs and Freamon observe a dealer named Drac, who is far less discreet on the phone than Cheese's crew.
They plan to arrest Mann in the hope that Drac, Joe's nephew, will be promoted and give them more information on the organization through his careless talk on the wire.
In the Western District, Sergeant Ellis Carver marshals his new squad and plans a sting on a corner drug dealing operation.
Elsewhere, Major Howard "Bunny" Colvin greets two new officers to his district, Aaron Castor and Brian Baker.
Later, as he prepares to patrol the Western, he is disappointed to see that Carver's squad has brought in more street dealers on loitering charges with no leads into their distributors.
Cutty observes one of Marlo Stanfield's crews and strikes a deal with the leader, Fruit, to work the package for a share of the profit.
Councilman Tommy Carcetti grills Burrell and Deputy Commissioner William Rawls about increased violent crime in East Baltimore during a review meeting.
Royce dismisses Carcetti's chances of winning in a majority-black city, but Parker is concerned he could use rising crime figures to his advantage.
Royce and Parker pressure Burrell to have the Baltimore Police reduce violent crime citywide by 5% in each district and keep murders under 275 for the year.
Robert Wisdom first appeared as Howard "Bunny" Colvin in a guest starring role in the second season episode "Stray Rounds."