Understandable.

I do not believe it is someone you know. His name is Maes Hughes.

Well, the spirits of the Eldar that die from battle wounds go to the Halls of Mandos for time before they are re-embodied. Not even the wisest among us know what happens to the spirits of Men, however. And I am fairly certain that this only happens in my world, just as this "Lifestream" you describe is peculiar to yours.