Kim Namjoon's Baby sister ( BTS Fanfiction)

Kim Namjoon aka Rapmonster always looks out for his little sister Kim EunHee. But when he gets into a boy band BTS he leaves Eunhee and his family behind. A year later everything goes downhill from there. First their mom dies and their dad start to hit Eunhee. Will she find love or will Namjoon find out about the abu...