Answer:
Probably the big bounster
She chooses to leave the building because she recognizes the futility of her effort, since she has gone, on behalf of the company representatives, to the Gestapo headquarters in order to bribe one of the officers (Karl S.) but to no avail. Since the Austrian officer "was like stone," and since she has even tried to talk to his boss, also in vain (and risking her life), she does not see other option but to leave the facility.
The answer is the Climax of the story.
Romeo to be a maturing character: ROMEO This gentleman, the prince's
near ally, My very friend, hath got his mortal hurt In my behalf; my
reputation stain'd With Tybalt's slander, -- Tybalt, that an hour Hath
been my kinsman! O sweet Juliet, Thy beauty hath made me effeminate And
in my temper soften'd valour's steel!
Romeo is unchanged: ROMEO
Alive, in triumph! and Mercutio slain! Away to heaven, respective
lenity, And fire - eyed fury be my conduct now!