"She,uh...Was abused by their father after their mother died of
childbirth."Shiroro sighed,bringing a hand to cover her mouth."He
of course,being the responsible 'onee-san',protected her.But,it was
too late."Kuroku ended the story with a sigh."She had the same fate
as us,actually.But we managed to escape and run back to our
grandma,Natsume."