He are a dragon rider.. they protect human of monster, they have super power, he has a beautiful blue dragon named Sky. You are a new dragon rider and Jin must learn you the trade, you have a beautiful back dragon named Raven. (You are in Middle Ages) you go in a mission with Jin and his squad, Namjoon, Yoongi, Hobi, Jimin, Taehung, and Jungkook, Junkook are your brother and you call him kooky