Her father came to Britain from Poland at age 12, and her mother was raised in France by Polish immigrant parents. She has a brother, who's two years her junior. Daniela studied ballet and tap as a child, and began acting at age ten.
The story follows war veteran William "B.J." Blazkowicz and his efforts to stop the Nazis from ruling over the world. The game is played from a first-person perspective and most of its levels are navigated on foot. The story is arranged in chapters, which players complete in order to progress.