Episode 1, Out of Town; Don accidentally learns a secret about Salvatore. In the office the firings continue, but the new management appoints Peter and Ken as new co-heads of accounts.
Episode 2, Love Among the Ruins; Don is brought in to a PR campaign involving the building of the new Madison Square Garden. At home Betty argues with her brother over how to care for their sick father.
Episode 3, My Old Kentucky Home; Roger Sterling throws an expensive bash, Joan has a dinner party, Peggy and Paul get stoned and Don's daughter Sally steals money.
Episode 4, The Arrangements; Don has misgivings about a misguided potential client, Sal produces the "Patio" television commercial, Peggy searches for a roommate and Betty's father passes away.
Episode 5, The Fog; Betty has her baby, Peter considers trying to sell the untapped "Negro market" to a reluctant client and Peggy questions her future.