[she thinks that Cain's been terribly mislead, and that his mother doesn't love him—but she doesn't want to push things like that on his state. and it's so weird, too, because he's a total jerk—but because he was misguided, she can't truly hate him, and at this point, hurting him out of vindication doesn't feel good.
it feels really awful, actually.]
...I'm sorry. It hurts me too, because you make me think of my own mother.
[her mother who truly loved her. something that Cain probably doesn't know like she knows, and that makes her sad.]