He blinks a couple of times hearing the word fuck in Haru's voice, but he doesn't otherwise react. Cursing or not, she's being kinder to him than she could be, which is... very Haru.

"Yeah, I didn't at home. They only came back when I got here. I guess I wasn't. Allowed, or something, at home." He tries not to sound bitter. Everything that's happened is his fault, anyway.