The Herlihys are a working class family from Chicago whose three children take wildly divergent paths: Brian joins the Marines right out of High School and goes to Vietnam, Michael becomes involved in the civil rights movement and after campaigning for Bobby Kennedy and Eugene McCarthy becomes involved in radical politics, and Katie gets pregnant, moves to San Francisco and joins a hippie commune. Meanwhile, the Taylors are an African-American family living in the deep South. When Willie Taylor, a minister and civil rights organizer, is shot to death, his son Emmet moves to the city and eventually joins the Black Panthers, serving as a bodyguard for Fred Hampton.
Charlie Deegan has almost everything he has ever wanted. He has an important law practice, a beautiful secretary as his lover, and the chance to be appointed to the high court. The only thing wrong with this is that his shrewish wife Olivia, whose father made all the wealth and all the power, is living and that greatly upsets Charlie. So when his lover, Laura, suggests that they get rid of Olivia, Charlie thinks, being a lawyer, that he can create a fool-proof plan. In this plan, he must incorporate a woman named Victoria whom he detests, but she can help him get into the court and be part of the plan for Olivia. But dreams of judgeship, money and Laura makes him proceed. However, things never turn out as planned and he may not be as smart as he considers himself.
It's Christmastime, and the Griswolds are preparing for a family seasonal celebration. But things never run smoothly for Clark, his wife Ellen, and their two kids. Clark's continual bad luck is worsened by his obnoxious family guests, but he manages to keep going, knowing that his Christmas bonus is due soon.
Roberta is a bored suburban housewife who is fascinated with a woman, Susan, she only knows about by reading messages to and from her in the personals section of the newspaper. This fascination reaches a peak when an ad with the headline "Desperately Seeking Susan" proposes a rendezvous. Roberta goes too, and in a series of events involving amnesia and mistaken identity, steps into Susan's life.
