Young lovers — she's a child of the ghetto, determined to escape her alcoholic, bickering parents; he's a socially prominent attorney with a long-standing health problem — attempt to defy every obstacle to their romance and ultimate marriage.
When a decaying Russian satellite crashes on the island, the Professor uses a key component for a barometer. With that device, he learns that a massive wave is going to swamp the island. In desperation, the castaways lash their huts together into one structure in order to have any chance to ride the disaster out.
A widow's life is thrown into turmoil by her hippie daughter, her rebellious teenage son, and an ill-starred love affair she is having with a much younger man -- and then a former suitor comes back into the picture.
