What is a promise? A promise is something that's supposed to be kept. Something that should never be broken. But what happens if you can't keep that promise? Do bridges burn? Are walls built? You've both made a promise. Can you keep it?
Jungkook is a prince. Taehyung is at the bottom of low class. Jungkook is standing in front of Taehyung's door looking worse than a homeless person, begging for money and a place to stay- wait what?!