Chief O’Brien goes undercover to infiltrate an Orion crime ring.

Don has a big meeting with Connie about their future relationship. Betty is the beneficiary of some interesting advice and Pete has a serious sit-down with some clients.

Betty tries her hand at local politics. Don is forced into thinking about the future. Peggy receives a luxurious gift.

In the third-season opener, Salvatore and Don take a business trip out of town. Pete Campbell and Ken Cosgrove worry about the changes at Sterling-Cooper and how the changes will…

Don is tormented as pieces of his secretive past begin to haunt him. Peggy’s new success at work, and resulting boost in confidence, threaten her office relationship. Salvatore Romano gets…

The team takes on the case of Valerie, an attractive female executive experiencing random episodes of excruciating pain. House agrees to take the case based on Valerie’s looks, and while…