It might surprise people who knew of their family that the van der Zee children were raised to be aware of their surroundings. To be observant. During negotiations or important political gatherings, any detail could be important. This teaching soaked into the twins day to day life in bits and pieces, Peisinoê for one tended to be detail oriented already and catch sounds and other such things out of peripheral vision, even if it didn't necessarily help with reading people.
So she heard the man approaching behind her, even if he was rather quiet. It gave her enough time to twist her facial expression into something a little less undignified and irritated, to brush her hand of dirt and dust from the wall for as much good as that did her.
The smell caught her off guard though, nose wrinkling in distaste even as she tried to hide that as well, "Oh! I'm sorry," Though what she was apologizing for, exactly, was a little unclear, "That is a brilliant idea. I should really have brought my flats with me. That would have also been a good idea." Her face twisted into a scowl at her mistake - an expression she was told didn't belong on her lovely face and yet here she was - before she secured the shoe around her ankle as best she could and stood up with as much dignity as she could muster to take a proper look at the good Samaritan who had stopped to help her.
Oddly, she didn't recognize him at all, and between her job, visiting her sister at her's and the size of the town, that surprised her. Though she had only been in town for just under a year, "Oh, uhm, hello! Good evenine!"Peisinoê greeted, belatedly.