immortality

For Louis, that starts out as being the offer of immortality, and then a daughter.

In the series’ final moments, Agatha appears to Billy as a wise-cracking ghost, sporting a silvery hairdo in her afterlife and pondering if this new shade of immortality looks good on her.

He explains stories about the vampires "come back over and over again" because they "get in your bones and haunt you," with many raising questions of immortality, death and love.

Inimitable voices might stay with us for a time, but it’s the vessels, the deliverers, who might ensure their immortality.

Perhaps the worst outcome is when a person faces their own mortality and sees their luck as a mark of their greatness if not immortality, fueling their egomania and the worst aspects of their personality.