The marital difficulties of four couples living in a southern California housing development become intertwined. Among the unhappy couples are ne'er-do-well Jerry Flagg and his long-suffering wife Isabelle, flirtatious Leola Boone and her sadistic husband Troy, hard-working Herman Kreitzer and his understanding wife Betty, and newlyweds Jean and David Martin.
A deported gangster trains an Italian convict to take over his operations in the U.S.
A missile from parts unknown enters an orbit only 5 miles above Earth's surface and, due to friction from its intense speed through our atmosphere, proceeds to incinerate everything in its immediate wake.
