Look. Nobody is excusing anything that Syo does. [Or that Touko does, but she glosses over that for now.] You can sympathize with a person's suffering without excusing what they do.

You don't want to live with her, I don't want you to have to live with her. But the problem is that she's rooted in that awfulness I mentioned. You have to get rid of her by getting rid of that. If I tried to yank her out telepathically....

[She hesitates.]

All the bad things would go tumbling out into the light at once, and it might well break you.