She can’t stop thinking about him. Not in any constructive, intelligent, coherent way. But whatever she is doing or supposed to be thinking about, her mind slips sideways and just repeats Jake, Jake to her, over and over again. She’s never fallen for anyone the way she has fallen for him. It’s almost like a disease, an altered, weakened condition. He deprives her of herself, makes her exist in a kind of stupor, a daze, a state of Jakeness.