[She sits up, patting his head like a favorite pet. If she could get him to do this in the matter of hours then Richter was going to be a fun toy, after all. Finding a comfortable position to sit with her legs dangling off the table she patted her lap.]

You can sit, now. Though... I was wondering, don't you think 'mother' is a little mature? You're such a good boy but you're so young...

[Well. Might as well try this while he's so receptive.]

I think I'd like you to call me 'mama' instead. [Perhaps she's pushing it just a little but her curiosity was strong.]