["...Please don't leave me behind yet." He can't forget those words, nor the expression on Day's face as he'd said them, nor how he'd felt like he would do anything to keep Day from ever having to make that face again.]

No, I... I'll help. For the sake of his happiness.

["If I do, will you still be here?"

Because he'd answered 'Yes.']

I won't let him lose me before I have to. I know I can't promise that right now [because ha ha promises bad in wizzie land!], but please believe that I mean it.