As it turns out, she's not a Templar but a "Cabalist" . . . but it's still pretty ludicrous. I suppose the creators would say that that rubber suit has something special in it to make it armored or something, but with the camera lingering on her porn-starlet ass, what's really going on is obvious. You caught more than I did; I just recognized the Balrog. ;-)
However, even middle-aged females like me aren't immune to the lure of the exposed midriff! Gaming companies need to do more fanservice for the female gamer, they really do. Alas, they still think their only real demographic is the adolescent boy.