MY MAFIA STEP BROTHER'S CUTE LIL SIS ( BTS×reader )

BTS as y/n's stepbrothers y/n as ??? a cute but savage girl who is 17 is going to meet her new step dad and step brothers, wanna know what is gonna happen and what already happened .... I understand it's pretty long book but I'm sure- atleast I hope- you won't be bored while reading it ....... I then turned around w...