35 “Miss Markham,” the doorman says with a slight bow. “Hi, Bates.” “You’re not really going to go with them, are you?” Jake asks as we head for the elevator. “I have to,” I say. “Sarah’s family is expecting me.” Which isn’t quite true, since I’m not even sure her parents know she invited me to stay. But it’s exactly the kind of excuse I need so I can grab some time alone with Daniel and start sorting this whole thing out. This whole physics thing, I mean. I’m not sure at all what to do about the personal. Bryan is still in the car. I could tell when we got out that he wasn’t quite ready to let Sarah out of his sight for the night. I’ve seen her charm a guy before—this schoolmate of Daniel’s who came along with them to the Alps—but that was nothing compared to this all-out flirtation

