That's a lot... [Not that she hasn't seen anyone handle that kind of amount of food before, but they were guys. She lets it drop as quietly it was said while she settles into her seat, though; partly because she can't judge, mostly because she's mulling over what the other girl's let slip. It's a conscious effort not to blurt out her initial, invasive questions, she doesn't want to make Saya to close up. She wants to understand, she always has.
Her fingers drum the tabletop softly, as they wait for the server to come, as she decides what to ask]
How-- how long is long? [If this is why Saya figures she won't be around...]