Although you are not Jungkook's first girlfriend, Jungkook loves you very much and thought you were his last girlfriend and once thought of marrying you, but everything turned upside down just because of being people don't recognize the relationship. You and Jungkook have been dating for a long time so you know his personality and habits very well, you even know his secret habits like smoking and being very playful, those are not who knows only you