He was taken off guard- why would they close the restaurant? Then he remembered Emilie and France and how he'd ended up shagging Katie in the first place. Was Lisa a legimems? He made a double effort to block his thoughts before glancing at her and trying to gage her motives. So he was bewildered and thrown off once more when he net her gaze and found not a trace of subterfuge there. She was just making polite conversation and he was wrong to be so doubtful of her.
"I'm not sure. I would hate to see it come to that."