At the sound of something so close, Mary whips her head around with a glare. But seeing who it is, and how Pikachu looks so frightened and small, smaller than even she is, it tempers her anger and her distrust. How could she ever be suspicious of someone like Pikachu?

So she hurries over to him and falls down beside him, trying to lift him up into her arms. "There, there! There, there!"

That's what people are supposed to say when others are scared.