Saikin Imouto no Yousu ga Chotto Okashiinda ga Featured Recently, my sis turned into peculiar. One can see a distinct change in her behavior, that is very unexpected. Even though we have always been close, this brand new side of her has taken me by shock. I'm still trying to understand why her unusual behavior. My loved ones are encouraging her during this this stage and hoping for her return to normalcy shortly.