She holds very still, only her bright eyes following her. A single wrong move could put her off-balance and toppling over the edge of the building, but Laura doesn't seem like the type of person to carelessly make a wrong move; even the way she breathes is consciously controlled, barely visible even with how cold it is right now. "I wanted to know what you were doing." So, curiosity, nothing sinister.

To be fair, jumping around on rooftops in costume is pretty unusual behaviour.

"I have seen others do the same thing. Boys." Tommy and Billy, probably; she lives with them, they patrol here (and got their asses kicked here), she'd recognise them. But others, too, if not here, then elsewhere in the city.