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When an alien takes the form of a young widow's husband and asks her to drive him from Wisconsin to Arizona, the government tries to stop them.

The lives of a young couple intertwine with a much older man as he reflects back on a lost love while he's trapped in an automobile crash.

In a future where Mars is terraformed and colonized by the best humanity has to offer, two very different college students wind up joining forces and sneak onboard a space shuttle to the red planet in order to be united with their significant others.

A widowed professor living in Paris develops a special relationship with a younger French woman.