Penumbra Requiem : What to expect?

[shifty]

Unfortunately "Penumbra: Black Plague" gave us a confusing ending with more questions than answers about the entire plot of the story(destined for this to happened when a game has to finish up its story in a second episode instead of laying it flat out into another third episode). But either way i still love the Penumbra series (Ive been a fan ever since i played the tech demo) and im really hoping that Penumbra Requiem answers all the unanswered questions we had about the ending of P:BP and maybe

Spoiler below!

give us a better explanation of the Tumagit in terms of if they are really evil, how powerful they really are and other abilities that they posses