Plot I guess: BTS and Pentagon was closes friends. They never grew apart. One of each member has "sisters" They weren't their real sisters but was called that because they both got adopted by them. Ki and Hyun was always close to each other, Since childhood. They grew apart after they both found a family. But soon found each other again and became friends again. They both introduced each other to their families and all of them instantly grew together. But soon enough, BTS grew very popular and didn't have time to text one another anymore. But then, BTS stopped texting them. Ki grew apart of them because of that. Ki soon enough left Jungkook's family and started to live with Hyun. Ki and Hyun still connected with Pentagon but they don't text much. Ki and Hyun met new friends and started to chat instantly. GOT7 and Stray Kids. Even though Hyun knew Stray Kids way back and Ki knew GOT7 way back. Soon, Ki and Hyun finally knows who their real family are. (Ki is 18 and Hyun is 21.)