[His shoulders wilt. It's not because of her apology, either, much as that pains him too, but dredging everything on top of the table comes with its consequences. He'd hoped by now a conversation like this would be easier to bear, and with someone he trusts, too, instead of reminding him how much living here can hurt.]

You don't-- [he stops himself from finishing, and amends his words. If she wants to apologize - if it might bring her some peace - then he's not gonna stop her.] I wasn't coping, either. [Softly:] I don't think any of us were.

It wasn't anyone's fault. [Despite himself, he cracks a smile] Even if it might take a shitty while to believe that.

[It's the closest he'll get to admitting he still holds himself accountable.]