Anyone who overlooked Prey (as I did for years) but loves the Looking Glass Studios games and successors (Thief series, Deus Ex series, System Shock series, Dishonored Series): just get it an play it. Read nothing. Just play it. You won’t regret it.
[1]: it's complicated.
I think the overlapping names might even be why I overlooked it. Didn’t realize it was a new game.
When it was developed as a sequel, the story was completely different.