Brennan's eyes got wide as Booth advanced on her. She had seen him intimidating suspects before or roughing up a perpetrator, but she had never seen this level of anger focused in her direction. He was most definitely intimidating. And even in this body, he was bigger than her.
"Your son's name is Parker, his mother's name is Rebecca, your grandfather's name is Hank and he calls you Shrimp because you were a lot smaller when you were a kid," she says frantically trying to make him believe that underneath this it's really her. He seemed to be pausing to listen but not buying it entirely
"One time I shot a man and you tried to make it better by giving me a plastic pig named Jasper, you have a scar on your chest from where you took a bullet for me at a karaoke bar, when we first met you asked me if I believed in fate and I said no, you once told me a story about your mother's meatloaf and got mad at me when I repeated it because what's ours should stay between us."
She was out of breath by the time she finished and she looked at him with pleading eyes. Whatever was happening to her, she needed him to get through it. He had to believe her.