[she stops when he grabs her hand, turning back to him with an expression of shock and desperation] I'm not running!

[the words are sharp--though that's because deep down she knows that's exactly what she's doing. she pauses, struggling with what to say] I just-- [she cuts herself off, trying one more time for normality] I can't stay 'ere, distracting you. I mean, time's still running. And I just need a minute, okay? The end's just... [she pauses again, swallowing hard as she debates whether to tell him. but from the expression on his face, she knows she's trapped exactly where she was afraid of. he isn't going to let her go without explaining] I can't breathe in the end. Okay? [quickly, she adds:] But it's not real. I know that.