[.... Her brother is like ten and has shown zero interest in girls, so she really can't help raising a brow at that, but it's better to keep her mouth shut. Since it seems she's talking about Masaomi and Mikado:]

They've been very welcoming! And Nathan really likes Mikado, so it worked out pretty well! Hopefully I'll be good friends with you, too.

[There was a sizable age gap between them but that didn't mean they couldn't get along! And since this might take a few more minutes at the very least Nariko goes over to Mikado to rub his back. There, there, sort-of boyfriend: At least you're not alone, right? Linda does seem like the incredibly talkative type.]