If she was look Vanessa would have sidestepped to avoid collision but she wasn't looking, that's why she ran into the tall black-haired girl.

"Oh my goodness, I'm sorry, I'm so sorry!" Vanessa stumbles over her word through her words, straightening her back as the girl gave her a once over. Vanessa looked down at the ground slightly as the girl looked over her waiting for her to go off on her way but she didn't,

 "Never seen you around before. Madison Jones, daughter of Hecate. You've got a lot of power, there. I'm going to guess another Greek, probably Zeus." She says. Vanessa looks up giving Madison a brief small strained smile.

"Vanessa Casey, nice to meet you," she says, "Yeah I'm a Greek, daughter of Hades..." She trails off waiting for the girl's reaction