A/N: This is the first series of 'Bangtwice' from BlackRabbitMia, I'm also bad at describing. It has been 7 years since their promise. Jeon Jung Kook made a promise with Minatozaki Sana 7 years ago. After a long time of separation, they finally met and both of them become well-known idols. They had been wanting to meet each others but due to busy schedule made it hard for them. Will thing still stay the same between those two? The friendship or will thing change? There is a twist that Sana doesn't know.All Rights Reserved