Steve: Are you blushing?
Natasha: What?! No!
Steve: Did i get the Black Widow, most dangerous killer and badass spy in the whole world to blush?
Natasha: No, it's the cold
Steve: *sarcastically* oh yes, the cold.
And not that i told you "you are so freaking beautiful"?Natasha: *blushing harder* *voice cracks* n-no