Oh, well, hello there, Disciple! Signless doesn't mind her clambering onto his lap like that, but he is cognizant of them being out in public. Also of Kanaya being right there.

"Come on, Kitten, not now. Not in front of Kanaya, all right?" He reaches out and scratches behind one of her horns, trying to calm her down. "If you like, we can take Kanaya home and then we'll go home and do whatever you want, okay?"