they were you’re sick and mentally ill bestfriends, after the war with muzan, they were left scarred, you took care of them as they were you’re best friends, but with benefits

Sanemi: he groaned “stop trying to take care of us!, we don’t need you’re stupid help, you can’t help!”

Giyuu: he didn’t say anything, he just laid his head in the pillow with his shirt off as he laid on his stomach.