There's the source: she can see it through the Vice Contacts that she wears at all times. She recognizes the Pattern weaves around the girl because - beyond the threads that make the girl who she is - they are exactly like her own.

Jill pulls to a stop right beside the girl, effectively placing her between the drunken men who were hot on her heels. She takes her helmet off, and after smiling briefly at the girl, she's turning her gaze first towards the dog (good sketch, that one, but it's been damaged), then the men.

"What's going on here?"

Her tone is almost lethally quiet, and her Spanish is perfect (something that the locals must find odd, given the fact that - with her blond hair and blue eyes - she is obviously not from around here). She is hoping that they'll recognize the coat she is wearing (brown, styled in precisely the way that singles her out as a Midnight Rider and Keeper of the Vigil), and the fact that she's on a bike that only hunters are licensed to have. At least three of the men immediately look nervous and start back off, but their leader is frowning and sizing her up.

"Nothing you should bother yourself with, senorita. That girl just took something from us, is all."