"Is it ok to fall in love??" "yes" "but" "but??" "IS IT OK TO FELL IN LOVE WITH YOUR BROTHER'S GIRLFRIEND??" ...................................................................................... Jeon jungkook next hire of his family business which also concluded him to be the next mafia king after his father... kim taehyung his cousin and childhood bestfriend his business partner in every field.. Yn- taehyung's girlfriend from past 3 years, how, why jungkook fell for her... written in destiny their story turn the table.. Let's see how their life changes will jungkook and yn end up together?? ....... Ff: His only desire.. Genres: Mafia, brother's girlfriend, introvert, dark past, obsession, romance, mysterious background... Scripted and edited by: bts.fics1123.. ..... Start: 19/may/2023 End: 15/June/2023