Somehow, Robin felt she knew exactly what Lisa was alluding to, even if she didn't quite say it out loud. "Well, I'm glad you came out of hermitdom and came by here today." At the very least, she'd gotten a co-worker out of it who was actually human, and on top of that they'd been able to get some closure on what had happened the last time they'd seen each other.
"Let's check out the Ratcatcher some time, then," Robin suggested. "Bring your roommate."