He isn't completely open, but Steve is more honest than maybe he should be. He just wants to give people a fair chance, even when the people he meets are vampires. But unlike some of the other shapeshifters, he doesn't think that all of them are bad. Natasha at least strikes him as someone more careful than dangerous.

Of course, it's easier to be confident when you are a relatively large shifter with strength behind him. His human form is big, a good reflection of the beast that he can turn into. He's used to just approaching challenges head on rather than sneaking around. When Steve looks at Natasha again after her answer, he seems to weigh her response as if it were any other. He even smiles a bit, nodding in agreement.

"It's a big city. And a nice place for the old ways to find something new. Maybe we have that in common."