A woman on a generation ship is offered the chance of immortality, and ultimately lives long enough to become part of subsequent 'waves' of human evolution - from man, to immortal, to machine, to pure energy - over countless millennia.

Over dinner, an observer reflects on mothers and their omnipresent prevalence in children’s lives.

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.

A man thinks about his relationship with his parents (especially his mother) as he watches them grow old. He then realizes that he is now old too.

An elderly woman finally reaches out to her estranged nephews to settle the matter of her will, but her unexpected decision leaves them shocked.

Four generations of one family gather for a picture and tensions rise between distant relatives.

Having just lost their mother, three siblings do their best to preserve her memory even as they deal with unsympathetic adults determined to force change into their lives.

A series of vignettes about various sons along a family tree.

If two sisters are born to a family, they will be competitive for life.

In the far future on a cold and snowy planet, an aging woman seeks a successor to her role as Kunchen: a bearer of memory for her people across generations, a role in which one must live a long and lonely life punctuated by decade-long cryosleeps.