Maude and Walter meet new friends through Vivian and Arthur. The new friends seem to like Maude & Walter more. It turns out they are into wife swapping and do not think Vivian and Arthur are the right partners.
Maude stays home when the others go out to see a movie. When Walter, Vivian, and Arthur return, they walk into the house to find Walter & Maude's home was burglarized and Maude is tied up. Walter goes to extremes to find security.
Maude & Walter are having a dinner party with some friends. Walter's friend Albie is a fun-loving prankster who irritates Maude but makes Walter laugh. When Albie dies during an operation, Walter no longer feels safe.
Maude thinks that Walter & Arthur must have had a disagreement since Walter is hanging out with another friend, and not doing anything with Arthur. Turns out it is because Arthur has a new friend who is a snob.
Vivian is happy and relaxed after Arthur comes back from a trip. Vivian explains that Arthur is a different man, and then wonders what might have happened while he was out of town to cause his change of heart.
Mrs Naugatuck has a party but does not invite Maude & Walter. When Maude accidentally breaks Mrs Naugatuck's urn, Mrs Naugatuck thinks it is revenge for not being invited to the party. Then Mrs Naugatuck purposely breaks an item of Maude's.
While riding home on the subway one evening, Maude strikes up a friendship with a young West Indian woman. However, Maude discovers her wallet is missing after she leaves. Maude thinks the woman did it. The jokes on her when she discovers the woman is a new maid.