Black cat didn't care about the tourists a roof top away. Nor did she particularly care that Fury was glaring at her.
She glanced over her shoulder at him and blew him a kiss, but certainly wasn't going to move. Spider-man had just swung down into the fray. Which gave her every excuse - in her mind - to be very disobedient and get away with it.
"Sorry hot stuff, my new boyfriend's down there and I fully intend to record his ass-kicking of whatever's over there, then patch his wounds and kiss him all better. Maybe even hurt a few of those things hurting him."