Theo nodded at her question. "Of course I will," he said. "We'll always look out for each other."
He leaned in and kissed Pansy lightly. "Now I think you should put this conversation in a pensive," he said, because no matter how skilled he was at obviating people, or how perfectly he'd performed the spell now, he though it best not to have the Dark Lord look too closely. If she removed the memory, it would not be there for him to pick up on. "Just to be on the safe side."