Winter can tell that Marcellus is acting a bit out of his usual character for some reason.
He is a man whose main interest is his work, which may or may not include dating women as it is part of it. Although he is a friendly and amicable individual for most people, he is often detached and unforthcoming in reality. That is why she thinks that their present relationship is strictly business.
And yet, here he was asking for her to open up about something.
'What's there to open up about, though? I already told him all he had to know, and I promised that I'd just tell more in the future,' she wondered to herself, not understanding his offer to talk about something that did not involve their usual topic.
Too caught up in her thoughts, Winter did not realize that Marcellus already called for his driver and had the car pulled up near the school gates.
