Betty visits her father; Paul's girlfriend tries to convince him to prioritize his duties; Pete's mother disapproves of his and Trudy's idea.

Don's father-in-law pays a visit to his daughter's family. Peggy works hard on a campaign while the firm tries to decide if they will accommodate an unusual request from a client. Elsewhere, Roger plans a wedding.

Don and his father-in-law cross paths. Meanwhile, Peggy is in search of a new roommate; and a rich new client is excited to be doing business with the firm.

A former client makes a return; Betty and her kids go on a trip; and Joan and Greg make plans for their future.