A time-traveling man keeps returning to the woman he loves — but due to the limitations of time travel, years pass in between each of his visits. Meanwhile, the woman ages with every passing year, while he stays young as ever — and both must confront the reality that while their love may be timeless, the woman's time on Earth is passing far more rapidly than the man's.

In the far future, a zealous scientist wanders the highlands of Venus alone, risking death at the hands of Cytherean tigers in order to discover the lost settlement that would vindicate her research and satisfy her jealousy for her "perfect" partner. What she discovers, however, fails to satisfy her. Tired of living in her famous partner's shadow, a zealous scientist in the far future embarks on a dangerous solo expedition through the highlands of Venus in order to discover the lost city of Ishtar. What she discovers, however, fails to satisfy her.

A dying human author travels to a foreign planet to die, but meets a young girl who he begins to teach the art and beauty of storytelling.

A middle-aged man faces a difficult decision; he can choose to use genetic alteration to have a say over the life of his unborn child, or leave the future up to chance. As he struggles to choose a path, he reconsiders his own past and the struggles he has faced.