He's not wrong that her cares are for mostly unusual reasons, and also not wrong that signing is not her strongest suit. But she knows enough to get by and knows she needs to play him just right if she wants to keep him around. Or, perhaps, she needs to rethink her relationship with him. If she wants to keep him, she might need to approach this a different way.

"Okay, less teasing." She pauses, before adding. "I apologize."

But more importantly was that last bit. She gives a second that seems like it's for his benefit, but really she's trying to pick her words here. "Would you trust if I said I would stop you from going too far?" She considers it for a moment. "Its easy for me to tease when I'm tough, but I had a good time."

Also that caretaker he's after? She's arriving now with that food, pretty much exactly on schedule. Convenient!