"Why don’t you just say what’s on your mind?" She knows one thing that’s on his mind. There was real desire in him, back at the house, and he made it into something else. He weaponised his own lust. He deceived her, but he cheated himself. The rest of the kiss is surely still in him, wanting to come out. Another tactical advantage: this conversation isn’t pure for him either. There are chemicals in his head, responses to her that have nothing to do with the job.