Ruth thinks her mother has gone crazy, but as
she slowly absorbs her story — the details on how Eva was trained in spycraft are fascinating — she begins to think it might be true.
Friedkin (The Guardian, Rules of Engagement) deftly
absorbs us into the
story, taking his time in letting things unravel, building up scenes
slowly until the pedal - to - the - metal finale that is the culmination of every small piece of character development and intricate plotting that comes before.