Existence (Kim Taehyung FF)

"sis!!...what are these??", exclaimed the little girl with curiosity in her glowing eyes. "oh!..these are mythical creatures.......they don't really exist you know.....the fairy tales you read??",said the elder sister,Y/n.... "Taehyung.....where are you going ??",called out Y/n. "i-i ....it's none of your business...