He didn't think that Pansy still understood how things worked or how she could use Potter, but she'd learn or die. It was that simple. "Just keep your options open."
Regulus nodded. "It's... kind of amusing to see the way all of you think, although it does put a strain on my patience in the long run, and hexing doesn't seem to be the proper response under the circumstances," he said with an amused smile. "You're quite welcome, and it's always lovely to see a friend of the family. You should pay them a visit when you have time. I'm sure my cousin Cissa grows tired of having two men around, and pregnancy is really a discussion to have with a woman."
He opened the door, knowing that from now one the portraits would know anything they said. "My family has many portraits around, do be careful if you can remember that you are a Slytherin," he said, smiling, before offering her his arm.